diff --git a/.github/workflows/Check-package.yaml b/.github/workflows/Check-package.yaml
index faa114d..b6771d2 100644
--- a/.github/workflows/Check-package.yaml
+++ b/.github/workflows/Check-package.yaml
@@ -10,6 +10,10 @@ on:
   workflow_dispatch:
   workflow_call:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 name: Check Package 📦
 
 jobs:
diff --git a/.github/workflows/R-CMD-check-versions.yaml b/.github/workflows/R-CMD-check-versions.yaml
index 272d0e4..7a767cf 100644
--- a/.github/workflows/R-CMD-check-versions.yaml
+++ b/.github/workflows/R-CMD-check-versions.yaml
@@ -5,11 +5,7 @@
       workflow_dispatch:
       workflow_call:
 
-    concurrency:
-        group: ${{ github.workflow }}-${{ github.ref }}
-        cancel-in-progress: true
-
-    permissions: read-all
+        permissions: read-all
     
     name: R-CMD-check-versions
     
@@ -55,10 +51,13 @@
                 repos = c(CRAN = "https://packagemanager.posit.co/cran/${{ matrix.config.date }}")
                 )
     
-              install.packages("pak")
+              install.packages("rcmdcheck")
+              install.packages(".", dependencies=T, upgrade=T, Ncpus = parallel::detectCores()-1)
+
+              #install.packages("pak")
 
-              pak::pkg_install("rcmdcheck")
-              pak::pkg_install(".", dependencies=T, upgrade=T)
+            #   pak::pkg_install("rcmdcheck")
+            #   pak::pkg_install(".", dependencies=T, upgrade=T)
     
     
             #   attachment::att_from_description(field = c("Depends", "Imports", "Suggests")) |>
diff --git a/.github/workflows/Release-package.yaml b/.github/workflows/Release-package.yaml
index fafaf60..b7518b4 100644
--- a/.github/workflows/Release-package.yaml
+++ b/.github/workflows/Release-package.yaml
@@ -10,6 +10,10 @@
     workflow_dispatch:
     workflow_call:
 
+  concurrency:
+    group: ${{ github.workflow }}-${{ github.ref }}
+    cancel-in-progress: true
+
   name: Release Package 🚀
 
   jobs: