diff --git a/.github/workflows/powerpc-allconfig.yml b/.github/workflows/powerpc-allconfig.yml
index d85a980eb4404..db9da607aad2b 100644
--- a/.github/workflows/powerpc-allconfig.yml
+++ b/.github/workflows/powerpc-allconfig.yml
@@ -21,26 +21,26 @@ jobs:
           # ppc64le allmod and allyes
           - subarch: ppc64le
             defconfig: ppc64le_allmodconfig
-            image: fedora-37
+            image: fedora-38
           - subarch: ppc64le
             defconfig: allyesconfig
-            image: fedora-37
+            image: fedora-38
             merge_config: /linux/arch/powerpc/configs/le.config
           # ppc64 allmod and allyes
           - subarch: ppc64
             defconfig: allmodconfig
-            image: fedora-37
+            image: fedora-38
           - subarch: ppc64
             defconfig: allyesconfig
-            image: fedora-37
+            image: fedora-38
           # ppc32 allmod
           - subarch: ppc
             defconfig: ppc32_allmodconfig
-            image: fedora-37
+            image: fedora-38
           # ppc64 book3e allmod
           - subarch: ppc64
             defconfig: ppc64_book3e_allmodconfig
-            image: fedora-37
+            image: fedora-38
 
     env:
       ARCH: powerpc
diff --git a/.github/workflows/powerpc-clang.yml b/.github/workflows/powerpc-clang.yml
index e3cc6dbd3b3dd..91466fa221c3d 100644
--- a/.github/workflows/powerpc-clang.yml
+++ b/.github/workflows/powerpc-clang.yml
@@ -27,12 +27,12 @@ jobs:
       fail-fast: false
       matrix:
         defconfig: [ppc64, corenet64_smp, pmac32, ppc40x, mpc885_ads]
-        image: [fedora-37]
+        image: [fedora-38]
         subarch: [ppc64]
         include:
           - subarch: ppc64le
             defconfig: ppc64le
-            image: fedora-37
+            image: fedora-38
 
     env:
       CLANG: 1
diff --git a/.github/workflows/powerpc-extrawarn.yml b/.github/workflows/powerpc-extrawarn.yml
index 5ce7965dacf78..f412e194fc474 100644
--- a/.github/workflows/powerpc-extrawarn.yml
+++ b/.github/workflows/powerpc-extrawarn.yml
@@ -12,7 +12,7 @@ jobs:
     strategy:
       matrix:
         defconfig: [ppc64, corenet64_smp, pmac32, ppc40x, ppc44x, mpc885_ads, corenet32_smp]
-        image: [fedora-37, korg-5.5.0]
+        image: [fedora-38, korg-5.5.0]
         subarch: [ppc64]
         include:
           - subarch: ppc64le
@@ -20,7 +20,7 @@ jobs:
             image: korg-5.5.0
           - subarch: ppc64le
             defconfig: ppc64le
-            image: fedora-37
+            image: fedora-38
 
     env:
       ARCH: powerpc
diff --git a/.github/workflows/powerpc-sparse.yml b/.github/workflows/powerpc-sparse.yml
index e8561818740e4..8b858b517cb1c 100644
--- a/.github/workflows/powerpc-sparse.yml
+++ b/.github/workflows/powerpc-sparse.yml
@@ -26,12 +26,12 @@ jobs:
     strategy:
       matrix:
         defconfig: [ppc64, pmac32, mpc885_ads_defconfig]
-        image: [fedora-37]
+        image: [fedora-38]
         subarch: [ppc64]
         include:
           - subarch: ppc64le
             defconfig: ppc64le
-            image: fedora-37
+            image: fedora-38
 
     env:
       ARCH: powerpc