diff --git a/.github/workflows/compile_nuttx.yml b/.github/workflows/compile_nuttx.yml
index b76f78b8a17..33bbfbfd273 100644
--- a/.github/workflows/compile_nuttx.yml
+++ b/.github/workflows/compile_nuttx.yml
@@ -81,7 +81,7 @@ jobs:
           echo "base_dir = ${GITHUB_WORKSPACE}" > ~/.ccache/ccache.conf
           echo "compression = true" >> ~/.ccache/ccache.conf
           echo "compression_level = 6" >> ~/.ccache/ccache.conf
-          echo "max_size = 50M" >> ~/.ccache/ccache.conf
+          echo "max_size = 75M" >> ~/.ccache/ccache.conf
           echo "hash_dir = false" >> ~/.ccache/ccache.conf
           ccache -s
           ccache -z
diff --git a/.github/workflows/compile_nuttx_cannode.yml b/.github/workflows/compile_nuttx_cannode.yml
index 7f460844305..391d592c1b7 100644
--- a/.github/workflows/compile_nuttx_cannode.yml
+++ b/.github/workflows/compile_nuttx_cannode.yml
@@ -46,7 +46,7 @@ jobs:
           echo "base_dir = ${GITHUB_WORKSPACE}" > ~/.ccache/ccache.conf
           echo "compression = true" >> ~/.ccache/ccache.conf
           echo "compression_level = 6" >> ~/.ccache/ccache.conf
-          echo "max_size = 20M" >> ~/.ccache/ccache.conf
+          echo "max_size = 40M" >> ~/.ccache/ccache.conf
           echo "hash_dir = false" >> ~/.ccache/ccache.conf
           ccache -s
           ccache -z