diff --git a/include/os/freebsd/spl/sys/debug.h b/include/os/freebsd/spl/sys/debug.h
index 615f97351..fd22e6b00 100644
--- a/include/os/freebsd/spl/sys/debug.h
+++ b/include/os/freebsd/spl/sys/debug.h
@@ -105,7 +105,7 @@ spl_assert(const char *buf, const char *file, const char *func, int line)
 	    __FILE__, __FUNCTION__, __LINE__))
 
 #define	VERIFYF(cond, str, ...)		do {				\
-		if (unlikely(!cond))					\
+		if (unlikely(!(cond)))					\
 		    spl_panic(__FILE__, __FUNCTION__, __LINE__,		\
 		    "VERIFY(" #cond ") failed " str "\n", __VA_ARGS__);\
 	} while (0)
diff --git a/include/os/linux/spl/sys/debug.h b/include/os/linux/spl/sys/debug.h
index 38cc57ae0..3459d6979 100644
--- a/include/os/linux/spl/sys/debug.h
+++ b/include/os/linux/spl/sys/debug.h
@@ -109,7 +109,7 @@ spl_assert(const char *buf, const char *file, const char *func, int line)
 	    __FILE__, __FUNCTION__, __LINE__))
 
 #define	VERIFYF(cond, str, ...)		do {				\
-		if (unlikely(!cond))					\
+		if (unlikely(!(cond)))					\
 		    spl_panic(__FILE__, __FUNCTION__, __LINE__,		\
 		    "VERIFY(" #cond ") failed " str "\n", __VA_ARGS__);\
 	} while (0)