diff --git a/src/backend/file/test/test-load-backend.c b/src/backend/file/test/test-load-backend.c
index 290880929f..2f74092235 100644
--- a/src/backend/file/test/test-load-backend.c
+++ b/src/backend/file/test/test-load-backend.c
@@ -30,7 +30,7 @@
 #include "cashobjects.h"
 #include "test-stuff.h"
 
-#define GNC_LIB_NAME "gnc-backend-file"
+#define GNC_LIB_NAME "gncmod-backend-file"
 
 int main (int argc, char ** argv)
 {
diff --git a/src/backend/file/test/test-load-xml2.c b/src/backend/file/test/test-load-xml2.c
index 88a7fde849..f24cdcdf80 100644
--- a/src/backend/file/test/test-load-xml2.c
+++ b/src/backend/file/test/test-load-xml2.c
@@ -48,7 +48,7 @@
 #include "test-engine-stuff.h"
 #include "test-file-stuff.h"
 
-#define GNC_LIB_NAME "gnc-backend-file"
+#define GNC_LIB_NAME "gncmod-backend-file"
 
 static void
 remove_files_pattern(const char *begining, const char *ending)