diff --git a/Makefile b/Makefile
index 97b8169..722bb16 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@
 
 SRC = src/quadtree.c \
 	src/qt_split.c \
-	src/qt_getcollide.c \
+	src/qt_collide.c \
 	src/qt_destroy.c \
 	src/utility/calloc.c
 
diff --git a/src/qt_getcollide.c b/src/qt_collide.c
similarity index 98%
rename from src/qt_getcollide.c
rename to src/qt_collide.c
index 5ac49b1..af31c1b 100644
--- a/src/qt_getcollide.c
+++ b/src/qt_collide.c
@@ -22,7 +22,7 @@ bool collision_overlapx(qt_intrect r1, qt_intrect r2)
 
 bool collision_overlapy(qt_intrect r1, qt_intrect r2)
 {
-    if (r1.y >= r2.y && r2.y < r1.y - r1.h)
+    if (r1.y >= r2.y && r2.y > r1.y - r1.h)
         return (true);
     if (r1.y - r1.h >= r2.y && r1.y - r1.h <= r2.y - r2.h)
         return (true);