diff --git a/coin/instructions/cmake_module_build_instructions.yaml b/coin/instructions/cmake_module_build_instructions.yaml
index de3bbab0308..80dc075eb5c 100644
--- a/coin/instructions/cmake_module_build_instructions.yaml
+++ b/coin/instructions/cmake_module_build_instructions.yaml
@@ -1,9 +1,13 @@
 type: Group
 instructions:
+  - type: ChangeDirectory
+    directory: "{{.SourceDir}}"
   - type: MakeDirectory
     directory: .git
+  - type: MakeDirectory
+    directory: "{{.SourceDir}}_build"
   - type: SetBuildDirectory
-    directory: "{{.SourceDir}}"
+    directory: "{{.SourceDir}}_build"
   - type: ChangeDirectory
     directory: "{{.BuildDir}}"
 
diff --git a/coin/instructions/cmake_qtbase_build_instructions.yaml b/coin/instructions/cmake_qtbase_build_instructions.yaml
index 10509eac43f..a17077408ee 100644
--- a/coin/instructions/cmake_qtbase_build_instructions.yaml
+++ b/coin/instructions/cmake_qtbase_build_instructions.yaml
@@ -1,9 +1,13 @@
 type: Group
 instructions:
+  - type: ChangeDirectory
+    directory: "{{.SourceDir}}"
   - type: MakeDirectory
     directory: .git
+  - type: MakeDirectory
+    directory: "{{.SourceDir}}_build"
   - type: SetBuildDirectory
-    directory: "{{.SourceDir}}"
+    directory: "{{.SourceDir}}_build"
   - type: ChangeDirectory
     directory: "{{.BuildDir}}"