diff --git a/.cirrus.yml-DISABLED b/.cirrus.yml-DISABLED
index 60294fd1..a80c301c 100644
--- a/.cirrus.yml-DISABLED
+++ b/.cirrus.yml-DISABLED
@@ -46,6 +46,7 @@ linux_arm64_task:
       cargo update -Z minimal-versions
       cargo update -p openssl --precise 0.10.39
       cargo update -p cc --precise 1.0.61
+      cargo update -p proc-macro2 --precise 1.0.60
     else
       echo 'Skipped'
     fi
diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 40106d1e..69d4d137 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -64,6 +64,7 @@ jobs:
         run: |
           cargo update -p openssl --precise 0.10.39
           cargo update -p cc --precise 1.0.61
+          cargo update -p proc-macro2 --precise 1.0.60
 
       # - name: Pin some dependencies to specific versions (MSRV only)
       #   if: ${{ matrix.rust == '1.65.0' }}
diff --git a/.github/workflows/CIQuantaDisabled.yml b/.github/workflows/CIQuantaDisabled.yml
index 604c2b62..faf447b5 100644
--- a/.github/workflows/CIQuantaDisabled.yml
+++ b/.github/workflows/CIQuantaDisabled.yml
@@ -57,6 +57,7 @@ jobs:
         run: |
           cargo update -p openssl --precise 0.10.39
           cargo update -p cc --precise 1.0.61
+          cargo update -p proc-macro2 --precise 1.0.60
 
       # - name: Pin some dependencies to specific versions (MSRV only)
       #   if: ${{ matrix.rust == '1.65.0' }}