diff --git a/gradle-baseline-java/src/main/java/com/palantir/baseline/tasks/CheckClassUniquenessLockTask.java b/gradle-baseline-java/src/main/java/com/palantir/baseline/tasks/CheckClassUniquenessLockTask.java
index 446e917a5..bcca3f33d 100644
--- a/gradle-baseline-java/src/main/java/com/palantir/baseline/tasks/CheckClassUniquenessLockTask.java
+++ b/gradle-baseline-java/src/main/java/com/palantir/baseline/tasks/CheckClassUniquenessLockTask.java
@@ -182,7 +182,7 @@ private void ensureLockfileContains(String expected) {
             throw new ExceptionWithSuggestion(
                     "baseline-class-uniqueness detected multiple jars containing identically named classes."
                             + " Please resolve these problems, or run `./gradlew checkClassUniqueness --fix`"
-                            + "to accept them:\n\n " + expected,
+                            + " to accept them:\n\n " + expected,
                     "./gradlew checkClassUniqueness --fix");
         }