diff --git a/dev-util/pwntools/pwntools-4.15.0_beta1.ebuild b/dev-util/pwntools/pwntools-4.15.0_beta1-r1.ebuild
similarity index 97%
rename from dev-util/pwntools/pwntools-4.15.0_beta1.ebuild
rename to dev-util/pwntools/pwntools-4.15.0_beta1-r1.ebuild
index fc3a6da5c4ddc..daad3240a0a22 100644
--- a/dev-util/pwntools/pwntools-4.15.0_beta1.ebuild
+++ b/dev-util/pwntools/pwntools-4.15.0_beta1-r1.ebuild
@@ -29,6 +29,7 @@ RDEPEND="
 	>=dev-libs/capstone-3.0.5[python,${PYTHON_USEDEP}]
 	>=dev-util/ROPgadget-5.3[${PYTHON_USEDEP}]
 	>=dev-util/unicorn-1.0.2[python,${PYTHON_USEDEP}]
+	!=dev-util/unicorn-2.1.4-r0[python,${PYTHON_USEDEP}]
 	dev-python/colored-traceback[${PYTHON_USEDEP}]
 	>=dev-python/intervaltree-3.0[${PYTHON_USEDEP}]
 	>=dev-python/mako-1.0.0[${PYTHON_USEDEP}]