diff --git a/src/ie.h b/src/ie.h
index 9b57cf66..fac766d5 100644
--- a/src/ie.h
+++ b/src/ie.h
@@ -349,10 +349,10 @@ enum ie_rsn_akm_suite {
 		IE_RSN_AKM_SUITE_FT_OVER_FILS_SHA384))
 
 #define IE_AKM_IS_FILS(akm) \
-	((akm == IE_RSN_AKM_SUITE_FILS_SHA256) || \
-	 (akm == IE_RSN_AKM_SUITE_FILS_SHA384) || \
-	 (akm == IE_RSN_AKM_SUITE_FT_OVER_FILS_SHA256) || \
-	 (akm == IE_RSN_AKM_SUITE_FT_OVER_FILS_SHA384))
+	(akm & (IE_RSN_AKM_SUITE_FILS_SHA256 | \
+		IE_RSN_AKM_SUITE_FILS_SHA384 | \
+		IE_RSN_AKM_SUITE_FT_OVER_FILS_SHA256 | \
+		IE_RSN_AKM_SUITE_FT_OVER_FILS_SHA384))
 
 #define IE_LEN(ie) \
 	((ie) ? (ie)[1] + 2 : 0)