diff --git a/Source/Core/VideoCommon/Src/PixelShaderGen.cpp b/Source/Core/VideoCommon/Src/PixelShaderGen.cpp
index 747ad9f2fe..b3b8c07e18 100644
--- a/Source/Core/VideoCommon/Src/PixelShaderGen.cpp
+++ b/Source/Core/VideoCommon/Src/PixelShaderGen.cpp
@@ -18,6 +18,7 @@
 #include <stdio.h>
 #include <cmath>
 #include <assert.h>
+#include <locale.h>
 
 #include "Profiler.h"
 #include "PixelShaderGen.h"
@@ -382,6 +383,7 @@ static void BuildSwapModeTable()
 
 const char *GeneratePixelShader(u32 texture_mask, bool dstAlphaEnable, bool HLSL)
 {
+	setlocale(LC_NUMERIC, "C"); // Reset locale for compilation
 	text[sizeof(text) - 1] = 0x7C;  // canary
     DVSTARTPROFILE();
 
@@ -551,6 +553,7 @@ const char *GeneratePixelShader(u32 texture_mask, bool dstAlphaEnable, bool HLSL
 	if (text[sizeof(text) - 1] != 0x7C)
 		PanicAlert("PixelShader generator - buffer too small, canary has been eaten!");
 
+	setlocale(LC_NUMERIC, ""); // restore locale
     return text;
 }
 
diff --git a/Source/Core/VideoCommon/Src/TextureConversionShader.cpp b/Source/Core/VideoCommon/Src/TextureConversionShader.cpp
index c3a440009f..1263f52cfa 100644
--- a/Source/Core/VideoCommon/Src/TextureConversionShader.cpp
+++ b/Source/Core/VideoCommon/Src/TextureConversionShader.cpp
@@ -18,6 +18,7 @@
 
 #include <stdio.h>
 #include <math.h>
+#include <locale.h>
 #include "Common.h"
 
 #include "TextureConversionShader.h"
@@ -642,6 +643,7 @@ void WriteZ24Encoder(char* p)
 
 const char *GenerateEncodingShader(u32 format)
 {
+	setlocale(LC_NUMERIC, "C"); // Reset locale for compilation
 	text[sizeof(text) - 1] = 0x7C;  // canary
 
 	char *p = text;
@@ -725,6 +727,7 @@ const char *GenerateEncodingShader(u32 format)
 	if (text[sizeof(text) - 1] != 0x7C)
 		PanicAlert("TextureConversionShader generator - buffer too small, canary has been eaten!");
 
+	setlocale(LC_NUMERIC, ""); // restore locale
     return text;
 }
 
diff --git a/Source/Core/VideoCommon/Src/VertexShaderGen.cpp b/Source/Core/VideoCommon/Src/VertexShaderGen.cpp
index 1cfc509e22..a49f83a71e 100644
--- a/Source/Core/VideoCommon/Src/VertexShaderGen.cpp
+++ b/Source/Core/VideoCommon/Src/VertexShaderGen.cpp
@@ -16,6 +16,7 @@
 // http://code.google.com/p/dolphin-emu/
 
 #include <math.h>
+#include <locale.h>
 
 #include "Profiler.h"
 #include "NativeVertexFormat.h"
@@ -80,6 +81,7 @@ char *GenerateLightShader(char* p, int index, const LitChannel& chan, const char
 
 const char *GenerateVertexShader(u32 components, bool D3D)
 {
+	setlocale(LC_NUMERIC, "C"); // Reset locale for compilation
 	text[sizeof(text) - 1] = 0x7C;  // canary
     DVSTARTPROFILE();
 
@@ -496,5 +498,6 @@ char* GenerateLightShader(char* p, int index, const LitChannel& chan, const char
     }
     WRITE(p, "\n");
 
+	setlocale(LC_NUMERIC, ""); // restore locale
     return p;
 }