diff --git a/build.gradle.kts b/build.gradle.kts
index 12a56b9cfa..c7d6a6fe48 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -68,6 +68,7 @@ allprojects {
                 "--add-opens", "java.base/java.util.concurrent.locks=ALL-UNNAMED",
                 "--add-opens", "java.base/java.text=ALL-UNNAMED",
                 "--add-opens", "java.base/java.io=ALL-UNNAMED",
+                "--add-opens", "java.base/java.nio=ALL-UNNAMED",
                 "--add-opens", "java.base/sun.security.util=ALL-UNNAMED",
                 "--add-opens", "java.base/sun.reflect.generics.repository=ALL-UNNAMED",
                 "--add-opens", "java.base/java.security=ALL-UNNAMED",
diff --git a/utbot-framework-api/src/main/kotlin/org/utbot/framework/process/OpenModulesContainer.kt b/utbot-framework-api/src/main/kotlin/org/utbot/framework/process/OpenModulesContainer.kt
index 8a07ca5a08..aa6fbff343 100644
--- a/utbot-framework-api/src/main/kotlin/org/utbot/framework/process/OpenModulesContainer.kt
+++ b/utbot-framework-api/src/main/kotlin/org/utbot/framework/process/OpenModulesContainer.kt
@@ -16,6 +16,7 @@ object OpenModulesContainer {
             openPackage("java.base", "jdk.internal.misc")
             openPackage("java.base", "sun.reflect.generics.repository")
             openPackage("java.base", "java.io")
+            openPackage("java.base", "java.nio")
             openPackage("java.base", "java.lang")
             openPackage("java.base", "java.security")
             openPackage("java.base", "java.util")