diff --git a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/ConversionSupport.java b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/ConversionSupport.java
index a6fa950614ce..8c483443170a 100644
--- a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/ConversionSupport.java
+++ b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/ConversionSupport.java
@@ -114,7 +114,7 @@ public static <T> T convert(String source, Class<T> targetType, ClassLoader clas
 
 		Class<?> targetTypeToUse = toWrapperType(targetType);
 		Optional<StringToObjectConverter> converter = stringToObjectConverters.stream().filter(
-			candidate -> candidate.canConvert(targetTypeToUse)).findFirst();
+			candidate -> candidate.canConvertTo(targetTypeToUse)).findFirst();
 		if (converter.isPresent()) {
 			try {
 				ClassLoader classLoaderToUse = classLoader != null ? classLoader
diff --git a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/FallbackStringToObjectConverter.java b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/FallbackStringToObjectConverter.java
index 678c004f1229..099c32ebdade 100644
--- a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/FallbackStringToObjectConverter.java
+++ b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/FallbackStringToObjectConverter.java
@@ -70,7 +70,7 @@ class FallbackStringToObjectConverter implements StringToObjectConverter {
 		= new ConcurrentHashMap<>(64);
 
 	@Override
-	public boolean canConvert(Class<?> targetType) {
+	public boolean canConvertTo(Class<?> targetType) {
 		return findFactoryExecutable(targetType) != NULL_EXECUTABLE;
 	}
 
diff --git a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToBooleanConverter.java b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToBooleanConverter.java
index 2bde9ac323c2..c6b9427f8adb 100644
--- a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToBooleanConverter.java
+++ b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToBooleanConverter.java
@@ -15,7 +15,7 @@
 class StringToBooleanConverter implements StringToObjectConverter {
 
 	@Override
-	public boolean canConvert(Class<?> targetType) {
+	public boolean canConvertTo(Class<?> targetType) {
 		return targetType == Boolean.class;
 	}
 
diff --git a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToCharacterConverter.java b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToCharacterConverter.java
index 925acdfe62d5..b20afe3a9497 100644
--- a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToCharacterConverter.java
+++ b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToCharacterConverter.java
@@ -15,7 +15,7 @@
 class StringToCharacterConverter implements StringToObjectConverter {
 
 	@Override
-	public boolean canConvert(Class<?> targetType) {
+	public boolean canConvertTo(Class<?> targetType) {
 		return targetType == Character.class;
 	}
 
diff --git a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToClassConverter.java b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToClassConverter.java
index df2b0164ad5c..7747a02b24be 100644
--- a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToClassConverter.java
+++ b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToClassConverter.java
@@ -15,7 +15,7 @@
 class StringToClassConverter implements StringToObjectConverter {
 
 	@Override
-	public boolean canConvert(Class<?> targetType) {
+	public boolean canConvertTo(Class<?> targetType) {
 		return targetType == Class.class;
 	}
 
diff --git a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToCommonJavaTypesConverter.java b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToCommonJavaTypesConverter.java
index 2988714318e3..f4cede3e6fd0 100644
--- a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToCommonJavaTypesConverter.java
+++ b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToCommonJavaTypesConverter.java
@@ -49,7 +49,7 @@ class StringToCommonJavaTypesConverter implements StringToObjectConverter {
 	}
 
 	@Override
-	public boolean canConvert(Class<?> targetType) {
+	public boolean canConvertTo(Class<?> targetType) {
 		return CONVERTERS.containsKey(targetType);
 	}
 
diff --git a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToEnumConverter.java b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToEnumConverter.java
index 48c07fa59eb7..50544cb29471 100644
--- a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToEnumConverter.java
+++ b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToEnumConverter.java
@@ -13,7 +13,7 @@
 class StringToEnumConverter implements StringToObjectConverter {
 
 	@Override
-	public boolean canConvert(Class<?> targetType) {
+	public boolean canConvertTo(Class<?> targetType) {
 		return targetType.isEnum();
 	}
 
diff --git a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToJavaTimeConverter.java b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToJavaTimeConverter.java
index 6ecbf84b25e5..819a0b71b038 100644
--- a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToJavaTimeConverter.java
+++ b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToJavaTimeConverter.java
@@ -53,7 +53,7 @@ class StringToJavaTimeConverter implements StringToObjectConverter {
 	}
 
 	@Override
-	public boolean canConvert(Class<?> targetType) {
+	public boolean canConvertTo(Class<?> targetType) {
 		return CONVERTERS.containsKey(targetType);
 	}
 
diff --git a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToNumberConverter.java b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToNumberConverter.java
index b8cd6e7d3e4f..39a67333d654 100644
--- a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToNumberConverter.java
+++ b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToNumberConverter.java
@@ -38,7 +38,7 @@ class StringToNumberConverter implements StringToObjectConverter {
 	}
 
 	@Override
-	public boolean canConvert(Class<?> targetType) {
+	public boolean canConvertTo(Class<?> targetType) {
 		return CONVERTERS.containsKey(targetType);
 	}
 
diff --git a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToObjectConverter.java b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToObjectConverter.java
index 243bfeec4afc..bc11f5317523 100644
--- a/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToObjectConverter.java
+++ b/junit-platform-commons/src/main/java/org/junit/platform/commons/support/conversion/StringToObjectConverter.java
@@ -21,12 +21,15 @@ interface StringToObjectConverter {
 	 * supplied target type (which is guaranteed to be a wrapper type for
 	 * primitives &mdash; for example, {@link Integer} instead of {@code int}).
 	 */
-	boolean canConvert(Class<?> targetType);
+	boolean canConvertTo(Class<?> targetType);
 
 	/**
 	 * Convert the supplied {@link String} to the supplied target type (which is
 	 * guaranteed to be a wrapper type for primitives &mdash; for example,
 	 * {@link Integer} instead of {@code int}).
+	 *
+	 * <p>This method will only be invoked in {@link #canConvertTo(Class)}
+	 * returned {@code true} for the same target type.
 	 */
 	Object convert(String source, Class<?> targetType) throws Exception;
 
@@ -35,6 +38,9 @@ interface StringToObjectConverter {
 	 * guaranteed to be a wrapper type for primitives &mdash; for example,
 	 * {@link Integer} instead of {@code int}).
 	 *
+	 * <p>This method will only be invoked in {@link #canConvertTo(Class)}
+	 * returned {@code true} for the same target type.
+	 *
 	 * <p>The default implementation simply delegates to {@link #convert(String, Class)}.
 	 * Can be overridden by concrete implementations of this interface that need
 	 * access to the supplied {@link ClassLoader}.
diff --git a/platform-tests/src/test/java/org/junit/platform/commons/support/conversion/FallbackStringToObjectConverterTests.java b/platform-tests/src/test/java/org/junit/platform/commons/support/conversion/FallbackStringToObjectConverterTests.java
index efc98701df7d..175e9dd7bbc3 100644
--- a/platform-tests/src/test/java/org/junit/platform/commons/support/conversion/FallbackStringToObjectConverterTests.java
+++ b/platform-tests/src/test/java/org/junit/platform/commons/support/conversion/FallbackStringToObjectConverterTests.java
@@ -87,13 +87,13 @@ void convertsStringToNewspaperViaConstructorIgnoringMultipleFactoryMethods() thr
 	@Test
 	@DisplayName("Cannot convert String to Diary because Diary has neither a static factory method nor a factory constructor")
 	void cannotConvertStringToDiary() {
-		assertThat(converter.canConvert(Diary.class)).isFalse();
+		assertThat(converter.canConvertTo(Diary.class)).isFalse();
 	}
 
 	@Test
 	@DisplayName("Cannot convert String to Magazine because Magazine has multiple static factory methods")
 	void cannotConvertStringToMagazine() {
-		assertThat(converter.canConvert(Magazine.class)).isFalse();
+		assertThat(converter.canConvertTo(Magazine.class)).isFalse();
 	}
 
 	// -------------------------------------------------------------------------
@@ -120,7 +120,7 @@ private static Method magazineMethod(String methodName) {
 	}
 
 	private static void assertConverts(String input, Class<?> targetType, Object expectedOutput) throws Exception {
-		assertThat(converter.canConvert(targetType)).isTrue();
+		assertThat(converter.canConvertTo(targetType)).isTrue();
 
 		var result = converter.convert(input, targetType);