diff --git a/cstring.h b/cstring.h
index 1b561a3..78d3c8e 100644
--- a/cstring.h
+++ b/cstring.h
@@ -19,8 +19,8 @@
 #define RESERVE(x,c)	(x).text = malloc(sizeof T(x)[0] * (((x).size=0),((x).alloc=(c))) )
 #define CREATE(x)	RESERVE(x,100)
 #define EXPAND(x)	((x).size++)[((x).size < (x).alloc) \
-			    ? (x).text \
-			    : (x).text = realloc((x).text, sizeof T(x)[0] * ((x).alloc += 100))]
+			    ? ((x).text) \
+			    : ((x).text = realloc((x).text, sizeof T(x)[0] * ((x).alloc += 100)))]
 
 #define DELETE(x)	(x).alloc ? (free(T(x)), S(x) = (x).alloc = 0) \
 				  : ( S(x) = 0 )