diff --git a/Sources/_SwiftSyntaxCShims/include/swiftsyntax/AtomicBool.h b/Sources/_SwiftSyntaxCShims/include/AtomicBool.h
similarity index 100%
rename from Sources/_SwiftSyntaxCShims/include/swiftsyntax/AtomicBool.h
rename to Sources/_SwiftSyntaxCShims/include/AtomicBool.h
diff --git a/Sources/_SwiftSyntaxCShims/include/swiftsyntax/_includes.h b/Sources/_SwiftSyntaxCShims/include/_includes.h
similarity index 100%
rename from Sources/_SwiftSyntaxCShims/include/swiftsyntax/_includes.h
rename to Sources/_SwiftSyntaxCShims/include/_includes.h
diff --git a/Sources/_SwiftSyntaxCShims/include/module.modulemap b/Sources/_SwiftSyntaxCShims/include/module.modulemap
index 7c669d9a817..010d951f292 100644
--- a/Sources/_SwiftSyntaxCShims/include/module.modulemap
+++ b/Sources/_SwiftSyntaxCShims/include/module.modulemap
@@ -1,7 +1,7 @@
 module _SwiftSyntaxCShims {
-  header "swiftsyntax/_includes.h"
-  header "swiftsyntax/AtomicBool.h"
-  header "swiftsyntax/errno.h"
-  header "swiftsyntax/stdio.h"
+  header "_includes.h"
+  header "AtomicBool.h"
+  header "swiftsyntax_errno.h"
+  header "swiftsyntax_stdio.h"
   export *
 }
diff --git a/Sources/_SwiftSyntaxCShims/include/swiftsyntax/errno.h b/Sources/_SwiftSyntaxCShims/include/swiftsyntax_errno.h
similarity index 100%
rename from Sources/_SwiftSyntaxCShims/include/swiftsyntax/errno.h
rename to Sources/_SwiftSyntaxCShims/include/swiftsyntax_errno.h
diff --git a/Sources/_SwiftSyntaxCShims/include/swiftsyntax/stdio.h b/Sources/_SwiftSyntaxCShims/include/swiftsyntax_stdio.h
similarity index 100%
rename from Sources/_SwiftSyntaxCShims/include/swiftsyntax/stdio.h
rename to Sources/_SwiftSyntaxCShims/include/swiftsyntax_stdio.h