diff --git a/test/io-tests.sh b/test/io-tests.sh
index 1011a9feb08..2d2acfed995 100755
--- a/test/io-tests.sh
+++ b/test/io-tests.sh
@@ -56,6 +56,12 @@ authorsStatus(){
     "http://localhost:$pgrPort/authors_only"
 }
 
+v1SchemaParentsStatus(){
+  curl -s -o /dev/null -w '%{http_code}' \
+    -H "Accept-Profile: v1" \
+    "http://localhost:$pgrPort/parents"
+}
+
 # Unit Test Templates
 readSecretFromFile(){
   case "$1" in
@@ -237,6 +243,31 @@ checkJwtSecretReload(){
   replaceConfigValue "jwt-secret" "invalidinvalidinvalidinvalidinvalid" ./configs/sigusr2-settings.config
 }
 
+checkDbSchemaReload(){
+  pgrStart "./configs/sigusr2-settings.config"
+  while pgrStarted && test "$( rootStatus )" -ne 200
+  do
+    # wait for the server to start
+    sleep 0.1 \
+    || sleep 1 # fallback: subsecond sleep is not standard and may fail
+  done
+  secret="reallyreallyreallyreallyverysafe"
+  # add v1 schema to db-schema
+  replaceConfigValue "db-schema" "test, v1" ./configs/sigusr2-settings.config
+  # reload
+  kill -s SIGUSR2 $pgrPID
+  httpStatus="$(v1SchemaParentsStatus)"
+  if test "$httpStatus" -eq 200
+  then
+    ok "db-schema config reloaded with SIGUSR2"
+  else
+    ko "db-schema config not reloaded with SIGUSR2. Got: $httpStatus"
+  fi
+  pgrStop
+  # go back to original setting
+  replaceConfigValue "db-schema" "test" ./configs/sigusr2-settings.config
+}
+
 replaceConfigValue(){
   sed -i "s/.*$1.*/$1 = \"$2\"/g" $3
 }
@@ -312,6 +343,7 @@ ensureAppSettings
 
 checkAppSettingsReload
 checkJwtSecretReload
+checkDbSchemaReload
 # TODO: SIGUSR2 tests for other config options
 
 trap - int term exit