diff --git a/src/code_8006E9C0.c b/src/code_8006E9C0.c
index 48d4ddda6..91fe49ee4 100644
--- a/src/code_8006E9C0.c
+++ b/src/code_8006E9C0.c
@@ -162,8 +162,7 @@ void init_item_window(s32 objectIndex) {
 }
 
 void func_8006EEE8(s32 courseId) {
-    D_8018D240 = (uintptr_t) dma_textures(CourseManager_GetProps()->MinimapTexture, D_800E5520[courseId],
-                                          ResourceGetTexSizeByName(CourseManager_GetProps()->MinimapTexture));
+    D_8018D240 = (uintptr_t) CourseManager_GetProps()->MinimapTexture;
     // This is incredibly dumb. D_800E5548 ought to be something more like
     // `u16 D_800E5548[][2]` but that doesn't match for some insane reason
     D_8018D2B0 = CourseManager_GetProps()->D_800E5548[0]; // D_800E5548[courseId * 2];
@@ -179,7 +178,7 @@ void func_8006EF60(void) {
     wut = D_8018D9B4 + 0xFFFF0000;
     // clang-format off
     // God forgive me for my sins...
-    huh = 0x14; if (0) {} for (i = 0; i < huh; i++) { D_8018D248[i] = func_8006ED94(CourseManager_GetProps()->MinimapTexture, wut, ResourceGetTexSizeByName(CourseManager_GetProps()->MinimapTexture), D_800E5520[i]); wut += D_800E5520[i]; }
+    huh = 0x14; if (0) {} for (i = 0; i < huh; i++) { D_8018D248[i] = CourseManager_GetProps()->MinimapTexture; wut += ResourceGetTexSizeByName(CourseManager_GetProps()->MinimapTexture); }
     // clang-format on
 }
 
diff --git a/src/code_80091750.c b/src/code_80091750.c
index 266f7e43e..48e353058 100644
--- a/src/code_80091750.c
+++ b/src/code_80091750.c
@@ -6818,6 +6818,7 @@ void func_800A1924(struct_8018D9E0_entry* arg0) {
         gDisplayListHead = draw_flash_select_case_slow(gDisplayListHead, 0x57, 0x84, 0x96, 0x95);
         gDisplayListHead = func_8009BA74(gDisplayListHead, D_02004A0C, 0x57, 0x84);
     }
+    //! @bug todo: This function will not work in custom courses.
     func_8004EF9C(gCupCourseOrder[gTimeTrialDataCourseIndex / 4][gTimeTrialDataCourseIndex % 4]);
     do {
         gDPSetTextureFilter(gDisplayListHead++, G_TF_BILERP);
diff --git a/src/engine/courses/TestCourse.cpp b/src/engine/courses/TestCourse.cpp
index 6b9907a12..b636600ec 100644
--- a/src/engine/courses/TestCourse.cpp
+++ b/src/engine/courses/TestCourse.cpp
@@ -51,6 +51,8 @@ TestCourse::TestCourse() {
     this->gfxSize = 100;
     this->textures = NULL;
     Props.MinimapTexture = gTextureCourseOutlineMarioRaceway;
+    Props.D_800E5548[0] = 64;
+    Props.D_800E5548[1] = 64;
 
     Props.Id = "mk:test_course";
     Props.Name = "Test Course";
diff --git a/src/render_objects.c b/src/render_objects.c
index 70a8613ad..e7062e767 100644
--- a/src/render_objects.c
+++ b/src/render_objects.c
@@ -2587,7 +2587,7 @@ void func_8004EF9C(s32 arg0) {
 
     temp_v0 = CourseManager_GetProps()->D_800E5548[0]; // D_800E5548[arg0 * 2];
     temp_t0 = CourseManager_GetProps()->D_800E5548[1]; // D_800E5548[arg0 * 2 + 1];
-    func_8004D37C(0x00000104, 0x0000003C, D_8018D248[arg0], 0x000000FF, 0x000000FF, 0x000000FF, 0x000000FF, temp_v0,
+    func_8004D37C(0x00000104, 0x0000003C, CourseManager_GetProps()->MinimapTexture, 0x000000FF, 0x000000FF, 0x000000FF, 0x000000FF, temp_v0,
                   temp_t0, temp_v0, temp_t0);
 }