diff --git a/src/ACGL/OpenGL/Data/TextureData.cc b/src/ACGL/OpenGL/Data/TextureData.cc
index 3a09d2a73f647bdfaba20f3a8a58dfb161712004..facd4f8020ddb5d98079c855a24859ead9364239 100644
--- a/src/ACGL/OpenGL/Data/TextureData.cc
+++ b/src/ACGL/OpenGL/Data/TextureData.cc
@@ -324,7 +324,7 @@ glm::vec4 convertTexelNumChannels(glm::vec4 _texel, GLsizei _from, GLsizei _to)
     else if (_from == 2) {
         switch (_to) {
             case 1: return glm::vec4( _texel.r, 0.0, 0.0, 0.0 );
-            case 3: return glm::vec4( _texel.r, _texel.r, _texel.r, _texel.g );
+            case 3: return glm::vec4( _texel.r, _texel.r, _texel.r, 0.0 );
             case 4: return glm::vec4( _texel.r, _texel.r, _texel.r, _texel.g );
         }
     }
@@ -332,14 +332,14 @@ glm::vec4 convertTexelNumChannels(glm::vec4 _texel, GLsizei _from, GLsizei _to)
         switch (_to) {
             case 1: return glm::vec4( grayscaleMixdown(_texel.r, _texel.g, _texel.b), 0.0, 0.0, 0.0 );
             case 2: return glm::vec4( grayscaleMixdown(_texel.r, _texel.g, _texel.b), 1.0, 0.0, 0.0 );
-            case 4: return glm::vec4( _texel.r, _texel.r, _texel.r, 1.0 );
+            case 4: return glm::vec4( _texel.r, _texel.g, _texel.b, 1.0 );
         }
     }
     else if (_from == 4) {
         switch (_to) {
             case 1: return glm::vec4( grayscaleMixdown(_texel.r, _texel.g, _texel.b), 0.0, 0.0, 0.0 );
             case 2: return glm::vec4( grayscaleMixdown(_texel.r, _texel.g, _texel.b), 1.0, 0.0, 0.0 );
-            case 3: return glm::vec4( _texel.r, _texel.r, _texel.r, 0.0 );
+            case 3: return glm::vec4( _texel.r, _texel.g, _texel.b, 0.0 );
         }
     }
     return _texel;