1diff --git a/src/alcotest/dune b/src/alcotest/dune
2index 220a8b3..df1ffe0 100644
3--- a/src/alcotest/dune
4+++ b/src/alcotest/dune
5@@ -3,6 +3,6 @@
6 (name qcheck_alcotest)
7 (public_name qcheck-alcotest)
8 (wrapped false)
9- (libraries unix bytes qcheck-core qcheck-core.runner alcotest)
10+ (libraries unix qcheck-core qcheck-core.runner alcotest)
11 (flags :standard -w +a-4-42-44-48-50-58-32-60@8 -safe-string)
12 )
13diff --git a/src/core/dune b/src/core/dune
14index ad0939f..42dc8ac 100644
15--- a/src/core/dune
16+++ b/src/core/dune
17@@ -3,6 +3,6 @@
18 (name qcheck_core)
19 (public_name qcheck-core)
20 (wrapped false)
21- (libraries unix bytes)
22+ (libraries unix)
23 (flags :standard -w +a-4-42-44-48-50-58-32-60@8 -safe-string)
24 )
25diff --git a/src/ounit/dune b/src/ounit/dune
26index 2fadb7a..41f8d4b 100644
27--- a/src/ounit/dune
28+++ b/src/ounit/dune
29@@ -3,6 +3,6 @@
30 (name qcheck_ounit)
31 (public_name qcheck-ounit)
32 (wrapped false)
33- (libraries unix bytes qcheck-core qcheck-core.runner ounit2)
34+ (libraries unix qcheck-core qcheck-core.runner ounit2)
35 (flags :standard -w +a-4-42-44-48-50-58-32-60@8 -safe-string)
36 )