diff --git a/.github/workflows/cmake-single-platform.yml b/.github/workflows/cmake-single-platform.yml
index 6cc9780..dd12e0d 100644
--- a/.github/workflows/cmake-single-platform.yml
+++ b/.github/workflows/cmake-single-platform.yml
@@ -21,7 +21,7 @@ jobs:
         run: |
           git fetch --tags --force
 
-      - name: get pico-sdk
+      - name: get submodules
         run: |
           git submodule update --init
 
diff --git a/GorgonMeducer.perf_counter.pdsc b/GorgonMeducer.perf_counter.pdsc
index 916944b..ddf9088 100644
--- a/GorgonMeducer.perf_counter.pdsc
+++ b/GorgonMeducer.perf_counter.pdsc
@@ -281,7 +281,7 @@
                 <file category="header"         name="perf_counter.h"/>
                 <file category="sourceC"        name="perf_counter.c" />
                 <file category="sourceAsm"      name="systick_wrapper_ual.s"        condition="Previous Generation Cortex-M Arm Compiler CMSIS-CORE"/>
-                <file category="sourceAsm"      name="systick_wrapper_gcc.s"        condition="Cortex-M Arm GCC CMSIS-CORE"/>
+                <file category="sourceAsm"      name="systick_wrapper_gcc.S"        condition="Cortex-M Arm GCC CMSIS-CORE"/>
                 <file category="sourceAsm"      name="systick_wrapper_gnu.s"        condition="Armv8-M Arm Compiler CMSIS-CORE"/>
               </files>
               <RTE_Components_h>
diff --git a/gen_pack.sh b/gen_pack.sh
index 9023eca..4646060 100755
--- a/gen_pack.sh
+++ b/gen_pack.sh
@@ -43,7 +43,7 @@ DEFAULT_ARGS=(-c "v")
    perf_counter.c
    perf_counter.h
    README.md
-   systick_wrapper_gcc.s
+   systick_wrapper_gcc.S
    systick_wrapper_gnu.s
    systick_wrapper_ual.s
  "