diff --git a/.github/workflows/ebnf.yml b/.github/workflows/ebnf.yml
index df1ff9be06..486a8035b5 100644
--- a/.github/workflows/ebnf.yml
+++ b/.github/workflows/ebnf.yml
@@ -38,8 +38,9 @@ jobs:
           restore-keys: ${{ runner.os }}-jdk-${{ matrix.java }}-maven-
       - run: |
           mkdir -p $CONVERT_PATH
-          wget http://public.yegor256.com/convert.zip -O /tmp/convert.zip
+          wget --quiet http://public.yegor256.com/convert.zip -O /tmp/convert.zip
           unzip -o -d $CONVERT_PATH /tmp/convert.zip
+        if: matrix.os == 'ubuntu-20.04'
       - run: mvn clean test '-P!jacoco' -Dtest=XMIRTest -pl :eo-parser --errors --batch-mode
       - run: |
           cp eo-parser/src/test/resources/tex/ebnf.tex eo-parser/target/ebnf.tex
diff --git a/.github/workflows/mvn.yml b/.github/workflows/mvn.yml
index 47eafb31a3..2f40009ce9 100644
--- a/.github/workflows/mvn.yml
+++ b/.github/workflows/mvn.yml
@@ -33,9 +33,4 @@ jobs:
           path: ~/.m2/repository
           key: ${{ runner.os }}-jdk-${{ matrix.java }}-maven-${{ hashFiles('**/pom.xml') }}
           restore-keys: ${{ runner.os }}-jdk-${{ matrix.java }}-maven-
-      - run: |
-          mkdir -p $CONVERT_PATH
-          wget http://public.yegor256.com/convert.zip -O /tmp/convert.zip
-          unzip -o -d $CONVERT_PATH /tmp/convert.zip
-        if: matrix.os == 'ubuntu-20.04'
       - run: mvn clean install -Pqulice --errors --batch-mode
diff --git a/eo-parser/src/test/java/org/eolang/parser/XMIRTest.java b/eo-parser/src/test/java/org/eolang/parser/XMIRTest.java
index b1c31c660d..25d29b3790 100644
--- a/eo-parser/src/test/java/org/eolang/parser/XMIRTest.java
+++ b/eo-parser/src/test/java/org/eolang/parser/XMIRTest.java
@@ -53,7 +53,6 @@
 import org.hamcrest.MatcherAssert;
 import org.hamcrest.Matchers;
 import org.junit.jupiter.api.Assumptions;
-import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
 
@@ -81,7 +80,6 @@ final class XMIRTest {
      *  locally but it fails on github actions.
      */
     @Test
-    @Disabled
     void convertsAntlrToEbnf() throws Exception {
         String home = System.getenv("CONVERT_PATH");
         if (home == null) {
@@ -103,6 +101,7 @@ void convertsAntlrToEbnf() throws Exception {
         args.add("de.bottlecaps.convert.Convert");
         args.add("-xml");
         args.add("src/main/antlr4/org/eolang/parser/Program.g4");
+        Logger.info(this, "+%s", args);
         final Process proc = new ProcessBuilder()
             .command(args)
             .directory(new File(System.getProperty("user.dir")))
@@ -118,6 +117,9 @@ void convertsAntlrToEbnf() throws Exception {
             ).value();
         }
         final String output = stdout.toString();
+        if (!output.startsWith("<?xml")) {
+            Logger.warn(this, "Stdout: %n%s", output);
+        }
         final XML xml = new XMLDocument(output);
         final XML after = new Xsline(
             new TrLogged(