diff --git a/SOPE/GDLContentStore/EOQualifier+GCS.m b/SOPE/GDLContentStore/EOQualifier+GCS.m
index 42fed644f..255525ed7 100644
--- a/SOPE/GDLContentStore/EOQualifier+GCS.m
+++ b/SOPE/GDLContentStore/EOQualifier+GCS.m
@@ -27,6 +27,10 @@
 
 #import "EOQualifier+GCS.h"
 
+#if __GNU_LIBOBJC__ >= 20100911
+#  define sel_eq(__A__,__B__) sel_isEqual(__A__,__B__)
+#endif
+
 @implementation EOQualifier(GCS)
 
 - (void)_appendAndQualifier:(EOAndQualifier *)_q 
diff --git a/SOPE/GDLContentStore/GCSFolder.m b/SOPE/GDLContentStore/GCSFolder.m
index 6130ce810..ec9c0283a 100644
--- a/SOPE/GDLContentStore/GCSFolder.m
+++ b/SOPE/GDLContentStore/GCSFolder.m
@@ -44,6 +44,10 @@
 #import "EOQualifier+GCS.h"
 #import "GCSStringFormatter.h"
 
+#if __GNU_LIBOBJC__ >= 20100911
+#  define sel_eq(__A__,__B__) sel_isEqual(__A__,__B__)
+#endif
+
 typedef enum {
   noTableRequired = 0,
   quickTableRequired = 1,