diff --git a/.github/workflows/test-suite.yml b/.github/workflows/test-suite.yml
index 0e44e68986..64e775da02 100644
--- a/.github/workflows/test-suite.yml
+++ b/.github/workflows/test-suite.yml
@@ -8,7 +8,7 @@ on:
     inputs:
       terraform_matrix:
         description: 'Terraform version matrix (JSON array)'
-        default: '["1.9.x", "1.8.x", "1.7.x", "1.6.x", "1.5.x", "1.4.x", "1.3.x"]'
+        default: '["1.9.x","1.8.x","1.7.x","1.6.x","1.5.x","1.4.x"]'
       provider_matrix:
         description: 'Previous MongoDB Atlas Provider version matrix for migration tests (JSON array)'
         default: '[""]' # "" for latest version
@@ -43,7 +43,7 @@ concurrency:
 jobs:
   variables:
     env:
-      schedule_terraform_matrix: '["${{ vars.TF_VERSION_LATEST }}"]'
+      schedule_terraform_matrix: '["1.9.x"]'
       schedule_provider_matrix: '[""]' # "" for latest version    
     runs-on: ubuntu-latest
     outputs:
diff --git a/.tool-versions b/.tool-versions
index ae2c800be9..2c087aba58 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-terraform 1.9.7
+terraform 1.9.8
diff --git a/scripts/generate-doc.sh b/scripts/generate-doc.sh
index 09d47aa198..710b4b204a 100755
--- a/scripts/generate-doc.sh
+++ b/scripts/generate-doc.sh
@@ -32,7 +32,7 @@
 
 set -euo pipefail
 
-TF_VERSION="${TF_VERSION:-"1.9.7"}" # TF version to use when running tfplugindocs. Default: 1.9.7
+TF_VERSION="${TF_VERSION:-"1.9.8"}" # TF version to use when running tfplugindocs. Default: 1.9.8
 TEMPLATE_FOLDER_PATH="${TEMPLATE_FOLDER_PATH:-"templates"}" # PATH to the templates folder. Default: templates
 
 
diff --git a/scripts/generate-docs-all.sh b/scripts/generate-docs-all.sh
index 211e0593fb..2a2d7e017c 100755
--- a/scripts/generate-docs-all.sh
+++ b/scripts/generate-docs-all.sh
@@ -26,7 +26,7 @@
 
 set -euo pipefail
 
-TF_VERSION="${TF_VERSION:-"1.9.7"}" # TF version to use when running tfplugindocs. Default: 1.9.7
+TF_VERSION="${TF_VERSION:-"1.9.8"}" # TF version to use when running tfplugindocs. Default: 1.9.8
 TEMPLATE_FOLDER_PATH="${TEMPLATE_FOLDER_PATH:-"templates"}" # PATH to the templates folder. Default: templates
 
 # ensure preview resource and data sources are also included during generation