diff --git a/.github/workflows/blake2.yml b/.github/workflows/blake2.yml
index 6cfba0c3..bf55424e 100644
--- a/.github/workflows/blake2.yml
+++ b/.github/workflows/blake2.yml
@@ -88,7 +88,7 @@ jobs:
           - stable
         target:
           - aarch64-unknown-linux-gnu
-          - mips-unknown-linux-gnu
+          - powerpc-unknown-linux-gnu
         features:
           - default
 
diff --git a/.github/workflows/sha1.yml b/.github/workflows/sha1.yml
index e816af7c..6c5b5b64 100644
--- a/.github/workflows/sha1.yml
+++ b/.github/workflows/sha1.yml
@@ -141,7 +141,7 @@ jobs:
           - stable
         target:
           - aarch64-unknown-linux-gnu
-          - mips-unknown-linux-gnu
+          - powerpc-unknown-linux-gnu
         features:
           - default
   # **** NOTE: Currently broken with `asm` feature enabled! See:
diff --git a/.github/workflows/sha2.yml b/.github/workflows/sha2.yml
index 93c3069d..d7505e9b 100644
--- a/.github/workflows/sha2.yml
+++ b/.github/workflows/sha2.yml
@@ -131,7 +131,7 @@ jobs:
           - stable
         target:
           - aarch64-unknown-linux-gnu
-          - mips-unknown-linux-gnu
+          - powerpc-unknown-linux-gnu
         features:
           - default
         include:
diff --git a/.github/workflows/sha3.yml b/.github/workflows/sha3.yml
index 482a36ed..f550e3d6 100644
--- a/.github/workflows/sha3.yml
+++ b/.github/workflows/sha3.yml
@@ -78,7 +78,7 @@ jobs:
           - stable
         target:
           - aarch64-unknown-linux-gnu
-          - mips-unknown-linux-gnu
+          - powerpc-unknown-linux-gnu
         features:
           - default