diff --git a/coverage b/coverage
index ebc98d2..441ed31 100644
--- a/coverage
+++ b/coverage
@@ -4,7 +4,7 @@ set -euo pipefail
 ./gradlew test
 
 if [ "$#" -eq 0 ]; then
-  python3 jacoco-reporter/scoverage_coverage_gaps.py
+  PYTHONUTF8=1 python3 jacoco-reporter/scoverage_coverage_gaps.py
 else
-  python3 jacoco-reporter/scoverage_coverage_gaps.py "modules/$1/build/reports/scoverageTest/scoverage.xml"
+  PYTHONUTF8=1 python3 jacoco-reporter/scoverage_coverage_gaps.py "modules/$1/build/reports/scoverageTest/scoverage.xml"
 fi
diff --git a/test b/test
index 62d54ed..b09567d 100644
--- a/test
+++ b/test
@@ -4,7 +4,7 @@ set -euo pipefail
 ./gradlew test
 
 if [ "$#" -eq 0 ]; then
-  python3 jacoco-reporter/test_gaps.py
+  PYTHONUTF8=1 python3 jacoco-reporter/test_gaps.py
 else
-  python3 jacoco-reporter/test_gaps.py  --module "$1"
+  PYTHONUTF8=1 python3 jacoco-reporter/test_gaps.py  --module "$1"
 fi