diff --git a/scwx-qt/gl/radar.frag b/scwx-qt/gl/radar.frag
index 55c18773..b6491e8b 100644
--- a/scwx-qt/gl/radar.frag
+++ b/scwx-qt/gl/radar.frag
@@ -9,14 +9,14 @@ uniform float uDataMomentScale;
 
 uniform bool uCFPEnabled;
 
-flat in uint dataMoment;
-flat in uint cfpMoment;
+in float dataMoment;
+in float cfpMoment;
 
 layout (location = 0) out vec4 fragColor;
 
 void main()
 {
-   float texCoord = (float(dataMoment) - float(uDataMomentOffset)) / uDataMomentScale;
+   float texCoord = (dataMoment - float(uDataMomentOffset)) / uDataMomentScale;
 
    if (uCFPEnabled && cfpMoment > 8u)
    {
diff --git a/scwx-qt/gl/radar.vert b/scwx-qt/gl/radar.vert
index b4da9f17..97754b73 100644
--- a/scwx-qt/gl/radar.vert
+++ b/scwx-qt/gl/radar.vert
@@ -13,8 +13,8 @@ layout (location = 2) in uint aCfpMoment;
 uniform mat4 uMVPMatrix;
 uniform vec2 uMapScreenCoord;
 
-flat out uint dataMoment;
-flat out uint cfpMoment;
+out float dataMoment;
+out float cfpMoment;
 
 vec2 latLngToScreenCoordinate(in vec2 latLng)
 {