diff --git a/backend/composite.c b/backend/composite.c
index 424aaa3a..2f252eb3 100644
--- a/backend/composite.c
+++ b/backend/composite.c
@@ -251,12 +251,15 @@ int cc_a(struct zint_symbol *symbol, char source[], int cc_width)
 		concat(codebarre, "1");
 		concat(codebarre, codagemc[offset + dummy[1]]);
 		concat(codebarre, "1");
+		if(cc_width == 3) {
+			concat(codebarre, RAPC[CentreRAP]);
+		}
 		if(cc_width >= 2) {
 			concat(codebarre, "1");
 			concat(codebarre, codagemc[offset + dummy[2]]);
 			concat(codebarre, "1");
 		}
-		if(CentreRAPStart != 0) {
+		if(cc_width == 4) {
 			concat(codebarre, RAPC[CentreRAP]);
 		}
 		if(cc_width >= 3) {