diff --git a/dune-project b/dune-project
index 9e62143..57ff13c 100644
--- a/dune-project
+++ b/dune-project
@@ -21,8 +21,7 @@
   (depends (printbox (= :version))
            (uutf (>= 1.0))
            (uucp (>= 2.0))
-           (odoc :with-test)
-           (mdx (and (>= 1.4) :with-test))))
+           (odoc :with-test)))
 
 (package
   (name printbox-html)
@@ -31,6 +30,7 @@
 Adds html output handling to the printbox package.
 Printbox allows to print nested boxes, lists, arrays, tables in several formats")
   (depends (printbox (= :version))
+           (printbox-text (and :with-test (= :version)))
            (odoc :with-test)
            (tyxml (>= 4.3))
            (mdx (and (>= 1.4) :with-test))))
@@ -43,8 +43,7 @@ Adds Markdown output handling to the printbox package, with fallback to text and
 Printbox allows to print nested boxes, lists, arrays, tables in several formats")
   (depends (printbox (= :version))
            (printbox-text (and (= :version)))
-           (odoc :with-test)
-           (mdx (and (>= 1.4) :with-test))))
+           (odoc :with-test)))
 
 (package
   (name printbox-ext-plot)
@@ -57,5 +56,4 @@ Printbox allows to print nested boxes, lists, arrays, tables in several formats"
            (printbox-html (and (= :version)))
            (printbox-md (and (= :version)))
            (tyxml (>= 4.3))
-           (odoc :with-test)
-           (mdx (and (>= 1.4) :with-test))))
+           (odoc :with-test)))
diff --git a/printbox-ext-plot.opam b/printbox-ext-plot.opam
index d5aa992..8ee1568 100644
--- a/printbox-ext-plot.opam
+++ b/printbox-ext-plot.opam
@@ -19,7 +19,6 @@ depends: [
   "printbox-md" {= version}
   "tyxml" {>= "4.3"}
   "odoc" {with-test}
-  "mdx" {>= "1.4" & with-test}
   "odoc" {with-doc}
 ]
 build: [
diff --git a/printbox-html.opam b/printbox-html.opam
index 08d4464..b049eb7 100644
--- a/printbox-html.opam
+++ b/printbox-html.opam
@@ -14,6 +14,7 @@ bug-reports: "https://github.com/c-cube/printbox/issues"
 depends: [
   "dune" {>= "3.0"}
   "printbox" {= version}
+  "printbox-text" {with-test & = version}
   "odoc" {with-test}
   "tyxml" {>= "4.3"}
   "mdx" {>= "1.4" & with-test}
diff --git a/printbox-md.opam b/printbox-md.opam
index 123136b..b2d97fe 100644
--- a/printbox-md.opam
+++ b/printbox-md.opam
@@ -16,7 +16,6 @@ depends: [
   "printbox" {= version}
   "printbox-text" {= version}
   "odoc" {with-test}
-  "mdx" {>= "1.4" & with-test}
   "odoc" {with-doc}
 ]
 build: [
diff --git a/printbox-text.opam b/printbox-text.opam
index c227ef2..e842642 100644
--- a/printbox-text.opam
+++ b/printbox-text.opam
@@ -13,7 +13,6 @@ depends: [
   "uutf" {>= "1.0"}
   "uucp" {>= "2.0"}
   "odoc" {with-test}
-  "mdx" {>= "1.4" & with-test}
   "odoc" {with-doc}
 ]
 build: [