diff --git a/coin/instructions/coin_module_test_docs.yaml b/coin/instructions/coin_module_test_docs.yaml
index 1871ab3fbd9..942bdbb2b03 100644
--- a/coin/instructions/coin_module_test_docs.yaml
+++ b/coin/instructions/coin_module_test_docs.yaml
@@ -15,12 +15,15 @@ instructions:
     userMessageOnFailure: >
       Failed to create links to provisioned binaries.
 
+  - !include "{{qt/qtbase}}/prepare_building_env.yaml"
+
   - type: EnvironmentVariable
     variableName: COIN_CMAKE_ARGS
     variableValue: "-DQT_BUILD_TESTS=OFF {{.Env.COIN_DOC_CMAKE_ARGS}}"
   - type: EnvironmentVariable
     variableName: CONFIGURE_ENV_PREFIX
     variableValue: "{{.Env.ENV_PREFIX}}"
+
   - !include "{{qt/qtbase}}/call_configure_module.yaml"
 
   - type: ExecuteCommand
diff --git a/coin/instructions/coin_qtbase_test_docs.yaml b/coin/instructions/coin_qtbase_test_docs.yaml
index 2498f9b3931..2c46001cc3f 100644
--- a/coin/instructions/coin_qtbase_test_docs.yaml
+++ b/coin/instructions/coin_qtbase_test_docs.yaml
@@ -15,6 +15,8 @@ instructions:
     userMessageOnFailure: >
       Failed to create links to provisioned binaries.
 
+  - !include "{{qt/qtbase}}/prepare_building_env.yaml"
+
   - type: EnvironmentVariable
     variableName: COIN_CMAKE_ARGS
     # Use unix separators even on Windows, to avoid escaping issues in the configure script.
@@ -22,6 +24,7 @@ instructions:
   - type: EnvironmentVariable
     variableName: CONFIGURE_ENV_PREFIX
     variableValue: "{{.Env.ENV_PREFIX}}"
+
   - !include "{{qt/qtbase}}/call_configure_qtbase.yaml"
 
   - type: ExecuteCommand