diff --git a/core/assets/shaders/fog.frag b/core/assets/shaders/fog.frag
index 013b6e87da..9e0d118adc 100644
--- a/core/assets/shaders/fog.frag
+++ b/core/assets/shaders/fog.frag
@@ -1,3 +1,4 @@
+#define HIGHP
 
 uniform sampler2D u_texture;
 
diff --git a/core/assets/shaders/slag.frag b/core/assets/shaders/slag.frag
index 43d6394c48..5c8e0a70bc 100755
--- a/core/assets/shaders/slag.frag
+++ b/core/assets/shaders/slag.frag
@@ -1,3 +1,5 @@
+#define HIGHP
+
 //shades of slag
 #define S2 vec3(100.0, 93.0, 49.0) / 100.0
 #define S1 vec3(100.0, 60.0, 25.0) / 100.0
diff --git a/core/assets/shaders/tar.frag b/core/assets/shaders/tar.frag
index b49cbe017d..c306342d6d 100644
--- a/core/assets/shaders/tar.frag
+++ b/core/assets/shaders/tar.frag
@@ -1,3 +1,5 @@
+#define HIGHP
+
 #define NSCALE 180.0 / 2.0
 
 uniform sampler2D u_texture;
diff --git a/gradle.properties b/gradle.properties
index ffddcde9c0..d74ff1f8a0 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
 org.gradle.daemon=true
 org.gradle.jvmargs=-Xms256m -Xmx1024m
-archash=56a811f5a4772c7e44881f4d73131c05737792cf
+archash=8d315c6efeec25b8a6722a9ab6af6f5510007e83