diff --git a/alliance/src/abl/src/ablerror.h b/alliance/src/abl/src/ablerror.h
index a522d80f..74630f3c 100644
--- a/alliance/src/abl/src/ablerror.h
+++ b/alliance/src/abl/src/ablerror.h
@@ -66,7 +66,7 @@
 |                                                             |
 \------------------------------------------------------------*/
 
-# define ablerror( E, V ) (abl_error( (int)(E), (char *)(V), __FILE__, __LINE__ ))
+# define ablerror( E, V ) (abl_error( (int)(E), (char *)(V), basename(__FILE__), __LINE__ ))
 
 /*------------------------------------------------------------\
 |                                                             |
diff --git a/alliance/src/abt/src/bhl_error.h b/alliance/src/abt/src/bhl_error.h
index 2403e6f4..168f5c61 100644
--- a/alliance/src/abt/src/bhl_error.h
+++ b/alliance/src/abt/src/bhl_error.h
@@ -63,7 +63,7 @@
 |                                                             |
 \------------------------------------------------------------*/
 
-# define bhlerror( E, V ) (bhl_error( (E), (V), __FILE__, __LINE__ ))
+# define bhlerror( E, V ) (bhl_error( (E), (V), basename(__FILE__), __LINE__ ))
 
 /*------------------------------------------------------------\
 |                                                             |