diff --git a/.github/workflows/1_dev.yml b/.github/workflows/1_dev.yml
index 81f2e352..329e893b 100644
--- a/.github/workflows/1_dev.yml
+++ b/.github/workflows/1_dev.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
       - uses: actions/setup-node@v1
         with:
           node-version: 16.14.0
@@ -207,7 +207,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
       - uses: actions/setup-node@v1
         with:
           node-version: 16.14.0
@@ -291,7 +291,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
 
       - name: Setting ENV's
         run: |
@@ -345,7 +345,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
 
       - name: Setting ENV's
         run: |
@@ -402,7 +402,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
 
       - name: Setting ENV's
         run: |
diff --git a/.github/workflows/2_unstable.yml b/.github/workflows/2_unstable.yml
index 0a4ab77b..e0deb13c 100644
--- a/.github/workflows/2_unstable.yml
+++ b/.github/workflows/2_unstable.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
       - uses: actions/setup-node@v1
         with:
           node-version: 16.14.0
@@ -196,7 +196,7 @@ jobs:
 #      - uses: actions/checkout@v2
 #      - uses: actions/setup-go@v2
 #        with:
-#          go-version: 1.17.7
+#          go-version: 1.15.x
 #      - uses: actions/setup-node@v1
 #        with:
 #          node-version: 16.14.0
@@ -280,7 +280,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
 
       - name: Setting ENV's
         run: |
@@ -334,7 +334,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
 
       - name: Setting ENV's
         run: |
@@ -391,7 +391,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
 
       - name: Setting ENV's
         run: |
diff --git a/.github/workflows/3_stable.yml b/.github/workflows/3_stable.yml
index 12bfcc9a..d0c8961b 100644
--- a/.github/workflows/3_stable.yml
+++ b/.github/workflows/3_stable.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
       - uses: actions/setup-node@v1
         with:
           node-version: 16.14.0
@@ -219,7 +219,7 @@ jobs:
 #      - uses: actions/checkout@v2
 #      - uses: actions/setup-go@v2
 #        with:
-#          go-version: 1.17.7
+#          go-version: 1.15.x
 #      - uses: actions/setup-node@v1
 #        with:
 #          node-version: 16.14.0
@@ -303,7 +303,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
 
       - name: Setting ENV's
         run: |
@@ -357,7 +357,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
 
       - name: Setting ENV's
         run: |
@@ -414,7 +414,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
 
       - name: Setting ENV's
         run: |
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 3c475246..b1f7947c 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -83,7 +83,7 @@ jobs:
     steps:
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
       - uses: actions/setup-node@v1
         with:
           node-version: 16.14.0
@@ -135,7 +135,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: 1.17.7
+          go-version: 1.15.x
 
       - name: Setting ENV's
         run: |