diff --git a/u03-3/fragmentShader.c b/u03-3/fragmentShader.c
deleted file mode 100644
index d089f85..0000000
--- a/u03-3/fragmentShader.c
+++ /dev/null
@@ -1,16 +0,0 @@
-unsigned char fragmentShader_glsl[] = {
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-};
-unsigned int fragmentShader_glsl_len = 146;
diff --git a/u03-3/vertexShader.c b/u03-3/vertexShader.c
deleted file mode 100644
index f8c9d17..0000000
--- a/u03-3/vertexShader.c
+++ /dev/null
@@ -1,21 +0,0 @@
-unsigned char vertexShader_glsl[] = {
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-};
-unsigned int vertexShader_glsl_len = 215;
diff --git a/u03-4/fragmentShader.c b/u03-4/fragmentShader.c
deleted file mode 100644
index d089f85..0000000
--- a/u03-4/fragmentShader.c
+++ /dev/null
@@ -1,16 +0,0 @@
-unsigned char fragmentShader_glsl[] = {
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-};
-unsigned int fragmentShader_glsl_len = 146;
diff --git a/u03-4/vertexShader.c b/u03-4/vertexShader.c
deleted file mode 100644
index 5ce5d3e..0000000
--- a/u03-4/vertexShader.c
+++ /dev/null
@@ -1,26 +0,0 @@
-unsigned char vertexShader_glsl[] = {
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-};
-unsigned int vertexShader_glsl_len = 270;
diff --git a/u04/fragmentShader.c b/u04/fragmentShader.c
deleted file mode 100644
index d089f85..0000000
--- a/u04/fragmentShader.c
+++ /dev/null
@@ -1,16 +0,0 @@
-unsigned char fragmentShader_glsl[] = {
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-};
-unsigned int fragmentShader_glsl_len = 146;
diff --git a/u04/vertexShader.c b/u04/vertexShader.c
deleted file mode 100644
index 845ea63..0000000
--- a/u04/vertexShader.c
+++ /dev/null
@@ -1,25 +0,0 @@
-unsigned char vertexShader_glsl[] = {
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-};
-unsigned int vertexShader_glsl_len = 261;