diff --git a/pkgs/development/compilers/llvm/10/llvm.nix b/pkgs/development/compilers/llvm/10/llvm.nix
index 648c9fdefc34..18c25f51815c 100644
--- a/pkgs/development/compilers/llvm/10/llvm.nix
+++ b/pkgs/development/compilers/llvm/10/llvm.nix
@@ -16,6 +16,7 @@
 , enableSharedLibraries ? true
 , enablePFM ? !(stdenv.isDarwin
   || stdenv.isAarch64 # broken for Ampere eMAG 8180 (c2.large.arm on Packet) #56245
+  || stdenv.isAarch32 # broken for the armv7l builder
 )
 , enablePolly ? true
 }: