diff --git a/source/filters/filter-shader.cpp b/source/filters/filter-shader.cpp
index bfbe1a0c..d90443e5 100644
--- a/source/filters/filter-shader.cpp
+++ b/source/filters/filter-shader.cpp
@@ -266,15 +266,15 @@ void filter::shader::shader_instance::deactivate()
 
 bool filter::shader::shader_instance::valid_param(std::shared_ptr<gs::effect_parameter> param)
 {
-	if (strcmpi(param->get_name().c_str(), "ImageSource") == 0)
+	if (strcmp(param->get_name().c_str(), "ImageSource") == 0)
 		return false;
-	if (strcmpi(param->get_name().c_str(), "ImageSource_Size") == 0)
+	if (strcmp(param->get_name().c_str(), "ImageSource_Size") == 0)
 		return false;
-	if (strcmpi(param->get_name().c_str(), "ImageSource_Texel") == 0)
+	if (strcmp(param->get_name().c_str(), "ImageSource_Texel") == 0)
 		return false;
-	if (strcmpi(param->get_name().c_str(), "ImageTarget_Size") == 0)
+	if (strcmp(param->get_name().c_str(), "ImageTarget_Size") == 0)
 		return false;
-	if (strcmpi(param->get_name().c_str(), "ImageTarget_Texel") == 0)
+	if (strcmp(param->get_name().c_str(), "ImageTarget_Texel") == 0)
 		return false;
 	return true;
 }
diff --git a/source/gfx/gfx-effect-source.cpp b/source/gfx/gfx-effect-source.cpp
index 14b5d2b4..17f8f9b4 100644
--- a/source/gfx/gfx-effect-source.cpp
+++ b/source/gfx/gfx-effect-source.cpp
@@ -286,7 +286,7 @@ gfx::effect_source::value_parameter::value_parameter(std::shared_ptr<gfx::effect
 	std::shared_ptr<gs::effect_parameter> mode = param->get_annotation("mode");
 	if (mode && (mode->get_type() == gs::effect_parameter::type::String)) {
 		std::string mode_str = mode->get_default_string();
-		if (strcmpi(mode_str.c_str(), "slider") == 0) {
+		if (strcmp(mode_str.c_str(), "slider") == 0) {
 			_mode = value_mode::SLIDER;
 		} else {
 			_mode = value_mode::INPUT;
@@ -593,7 +593,7 @@ gfx::effect_source::matrix_parameter::matrix_parameter(std::shared_ptr<gfx::effe
 	std::shared_ptr<gs::effect_parameter> mode = param->get_annotation("mode");
 	if (mode && (mode->get_type() == gs::effect_parameter::type::String)) {
 		std::string mode_str = mode->get_default_string();
-		if (strcmpi(mode_str.c_str(), "slider") == 0) {
+		if (strcmp(mode_str.c_str(), "slider") == 0) {
 			_mode = value_mode::SLIDER;
 		} else {
 			_mode = value_mode::INPUT;