diff --git a/data/shaders/instanced_object_pass2.frag b/data/shaders/instanced_object_pass2.frag
index feebe72f2..8068bf40c 100644
--- a/data/shaders/instanced_object_pass2.frag
+++ b/data/shaders/instanced_object_pass2.frag
@@ -1,9 +1,11 @@
 #ifndef GL_ARB_bindless_texture
 uniform sampler2D Albedo;
+uniform sampler2D SpecMap;
 #endif
 
 #ifdef GL_ARB_bindless_texture
 flat in sampler2D handle;
+flat in sampler2D secondhandle;
 #endif
 in vec2 uv;
 in vec4 color;
@@ -15,12 +17,14 @@ void main(void)
 {
 #ifdef GL_ARB_bindless_texture
     vec4 col = texture(handle, uv);
+    float specmap = texture(secondhandle, uv).g;
 #ifdef SRGBBindlessFix
     col.xyz = pow(col.xyz, vec3(2.2));
 #endif
 #else
     vec4 col = texture(Albedo, uv);
+    float specmap = texture(SpecMap, uv).g;
 #endif
     col.xyz *= pow(color.xyz, vec3(2.2));
-    FragColor = vec4(getLightFactor(col.xyz, vec3(1.), 1.), 1.);
+    FragColor = vec4(getLightFactor(col.xyz, vec3(specmap), 1.), 1.);
 }
diff --git a/data/shaders/instanced_objectref_pass2.frag b/data/shaders/instanced_objectref_pass2.frag
index 045706254..41f3dc34f 100644
--- a/data/shaders/instanced_objectref_pass2.frag
+++ b/data/shaders/instanced_objectref_pass2.frag
@@ -1,9 +1,11 @@
 #ifndef GL_ARB_bindless_texture
 uniform sampler2D Albedo;
+uniform sampler2D SpecMap;
 #endif
 
 #ifdef GL_ARB_bindless_texture
 flat in sampler2D handle;
+flat in sampler2D secondhandle;
 #endif
 in vec2 uv;
 in vec4 color;
@@ -15,13 +17,15 @@ void main(void)
 {
 #ifdef GL_ARB_bindless_texture
     vec4 col = texture(handle, uv);
+    float specmap = texture(secondhandle, uv).g;
 #ifdef SRGBBindlessFix
     col.xyz = pow(col.xyz, vec3(2.2));
 #endif
 #else
     vec4 col = texture(Albedo, uv);
+    float specmap = texture(SpecMap, uv).g;
 #endif
     col.xyz *= pow(color.xyz, vec3(2.2));
     if (col.a * color.a < 0.5) discard;
-    FragColor = vec4(getLightFactor(col.xyz, vec3(1.), 1.), 1.);
+    FragColor = vec4(getLightFactor(col.xyz, vec3(1.), specmap), 1.);
 }