diff --git a/.gitignore b/.gitignore
index 81cef50..ff42f8f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -64,4 +64,5 @@ CTestTestfile.cmake
 
 # temp files.
 *~
-build/
\ No newline at end of file
+build/
+.cache/
\ No newline at end of file
diff --git a/extern/fragcore b/extern/fragcore
index 3f50064..5c7e23c 160000
--- a/extern/fragcore
+++ b/extern/fragcore
@@ -1 +1 @@
-Subproject commit 3f500643ff0474bdada4ebeb09a3192ba89b9ff3
+Subproject commit 5c7e23cae6b46212aa9ff2b07fd2054bb011106d