diff --git a/bin/test.sh b/bin/test.sh
index ed3665e5275a347b93866410afd5b65b2d988038..39cc55d2ff03d38a8d954f9c264bfcc1dacb353a 100755
--- a/bin/test.sh
+++ b/bin/test.sh
@@ -32,6 +32,7 @@ LOGS=
 COMMIT=
 TESTS=
 SAVE=
+COVER=
 
 DUNE_ALIAS=
 DUNE_OPT=
@@ -188,6 +189,11 @@ do
             CONFIG=$2
             shift
             ;;
+        "--coverage")
+            COVER=yes
+            DUNE_OPT+="--workspace dev/dune-workspace.cover "
+            shift
+            ;;
         "-n"|"--name")
             ALIAS_NAME=$2
             shift
@@ -265,6 +271,30 @@ function PullCache
     fi
 }
 
+# --------------------------------------------------------------------------
+# ---  Coverage
+# --------------------------------------------------------------------------
+
+function PrepareCoverage
+{
+    export BISECT_FILE="$(pwd -P)/_bisect/bisect-"
+    if [ "$COVER" = "yes" ] ;
+    then
+        Cmd rm -rf _coverage
+        Cmd rm -rf _bisect
+        Cmd mkdir _bisect
+    fi
+}
+
+function GenerateCoverage
+{
+    if [ "$COVER" = "yes" ] ;
+    then
+        Head "Generating coverage in _coverage ..."
+        Cmd bisect-ppx-report html --coverage-path=_bisect
+    fi
+}
+
 # --------------------------------------------------------------------------
 # ---  Test Suite Preparation
 # --------------------------------------------------------------------------
@@ -446,10 +476,12 @@ function Status
 
 SetEnv
 PullCache
+PrepareCoverage
 PrepareTests
 Register $TESTS
 RunAlias ${DUNE_ALIAS}
 Commits ${COMMITS}
 Status $DUNE_LOG
+GenerateCoverage
 
 # --------------------------------------------------------------------------