diff --git a/.gitignore b/.gitignore
index 3141739..a02fd66 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,8 @@ src/ir_decoder/libs
 src/ir_decoder/obj
 src/ir_encoder/source
 src/ir_decoder/cmake-build-debug
+src/ir_decoder/libs
+src/ir_decoder/obj
 files/
 files/*
 .DS_Store
diff --git a/src/ir_decoder/irda_decode_jni.c b/src/ir_decoder/irda_decode_jni.c
index c8aef4f..6e58279 100644
--- a/src/ir_decoder/irda_decode_jni.c
+++ b/src/ir_decoder/irda_decode_jni.c
@@ -191,7 +191,7 @@ JNIEXPORT jobject JNICALL Java_net_irext_remote_service_DecodeService_irdaACGetT
 
     temperature_range = (*env)->NewObject(env, temperature_range_class, temperature_range_mid);
 
-    get_temperature_range((UINT8)ac_mode, (UINT8*)&tempMin, (UINT8*)&tempMax);
+    get_temperature_range((UINT8)ac_mode, (INT8*)&tempMin, (INT8*)&tempMax);
 
     (*env)->SetIntField(env, temperature_range, min_temp_fid, tempMin);
     (*env)->SetIntField(env, temperature_range, max_temp_fid, tempMax);