diff --git a/.github/workflows/cross-compiles.yml b/.github/workflows/cross-compiles.yml
index 2232e50a88..fe2d4de308 100644
--- a/.github/workflows/cross-compiles.yml
+++ b/.github/workflows/cross-compiles.yml
@@ -103,10 +103,7 @@ jobs:
           }, {
             arch: powerpc64le-linux-gnu,
             libs: libc6-dev-ppc64el-cross,
-            # The default compiler for this platform on Ubuntu 20.04 seems
-            # buggy and causes test failures. Dropping the optimisation level
-            # resolves it.
-            target: -O2 linux-ppc64le,
+            target: linux-ppc64le,
             fips: no
           }, {
             arch: riscv64-linux-gnu,