diff --git a/protobuf-maven-plugin/src/main/java/io/github/ascopes/protobufmavenplugin/generate/SourceCodeGenerator.java b/protobuf-maven-plugin/src/main/java/io/github/ascopes/protobufmavenplugin/generate/SourceCodeGenerator.java
index e98440b3..798f74d8 100644
--- a/protobuf-maven-plugin/src/main/java/io/github/ascopes/protobufmavenplugin/generate/SourceCodeGenerator.java
+++ b/protobuf-maven-plugin/src/main/java/io/github/ascopes/protobufmavenplugin/generate/SourceCodeGenerator.java
@@ -242,7 +242,14 @@ private Collection<ProtoFileListing> discoverCompilableSources(
 
     var sourcePaths = concat(sourcePathsListings, sourceDependencyListings);
 
-    log.info("Will generate source code for {} protobuf file(s)", sourcePaths.size());
+    log.info(
+        "Generating source code for {} protobuf file(s) from {} file tree(s)",
+        sourcePaths.stream()
+            .mapToInt(sourcePath -> sourcePath.getProtoFiles().size())
+            .sum(),
+        sourcePaths.size()
+    );
+
     return sourcePaths;
   }