diff --git a/.gitignore b/.gitignore
index e23186a..c56592e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,7 @@
 *.o
 *.ko
 *.obj
+*.xo
 *.elf
 
 # Linker output
diff --git a/slock.c b/slock.c
index 4e6f351..d0de517 100644
--- a/slock.c
+++ b/slock.c
@@ -146,7 +146,7 @@ int SlockRUnLock_RedisCommand(RedisModuleCtx *ctx, RedisModuleString **argv, int
     }
     SLock *lock;
     lock = RedisModule_ModuleTypeGetValue(key);
-    if (lock->is_write) {
+    if (!lock->is_write) {
         if (--lock->reader_count <= 0) {
             RedisModule_DeleteKey(key);
         }