diff --git a/techlibs/rapidflex/src/rf_new_dsp.pmg b/techlibs/rapidflex/src/rf_new_dsp.pmg
index 5f4f58337..af97ce1ce 100644
--- a/techlibs/rapidflex/src/rf_new_dsp.pmg
+++ b/techlibs/rapidflex/src/rf_new_dsp.pmg
@@ -368,7 +368,7 @@ match ff
 	filter GetSize(port(ff, \Q)) >= offset + GetSize(argQ) 
 	filter port(ff, \Q).extract(offset, GetSize(argQ)) == argQ 
 
-	filter clock == SigBit() || port(ff, \CLK) == clock
+	filter clock == SigBit() || port(ff, \CLK)[0] == clock
 endmatch
 
 code argQ
@@ -406,7 +406,7 @@ match ff
 	filter GetSize(port(ff, \D)) >= offset + GetSize(argD)
 	filter port(ff, \D).extract(offset, GetSize(argD)) == argD
 
-	filter clock == SigBit() || port(ff, \CLK) == clock
+	filter clock == SigBit() || port(ff, \CLK)[0] == clock
 endmatch
 
 code argQ