diff --git a/dev-libs/libtrbase/libtrbase-1.0.2.ebuild b/dev-libs/libtrbase/libtrbase-1.0.2.ebuild
index 7838ea6..fd514c8 100644
--- a/dev-libs/libtrbase/libtrbase-1.0.2.ebuild
+++ b/dev-libs/libtrbase/libtrbase-1.0.2.ebuild
@@ -17,4 +17,5 @@ KEYWORDS="amd64 ~x86"
 IUSE="memopt"
 
 DEPEND=""
-RDEPEND="${DEPEND}"
+RDEPEND="${DEPEND}
+	!<=www-servers/taskrambler-0.1.8"
diff --git a/dev-libs/libtrdata/libtrdata-1.0.0.ebuild b/dev-libs/libtrdata/libtrdata-1.0.0.ebuild
index 2ab9f11..021db27 100644
--- a/dev-libs/libtrdata/libtrdata-1.0.0.ebuild
+++ b/dev-libs/libtrdata/libtrdata-1.0.0.ebuild
@@ -17,4 +17,5 @@ KEYWORDS="amd64 ~x86"
 DEPEND="dev-libs/libtrbase:1.0
 	dev-libs/libtrio:1.0
 	dev-libs/libtrhash:1.0"
-RDEPEND="${DEPEND}"
+RDEPEND="${DEPEND}
+	!<=www-servers/taskrambler-0.1.8"
diff --git a/dev-libs/libtrhash/libtrhash-1.0.0.ebuild b/dev-libs/libtrhash/libtrhash-1.0.0.ebuild
index a57b5d2..c3d9f81 100644
--- a/dev-libs/libtrhash/libtrhash-1.0.0.ebuild
+++ b/dev-libs/libtrhash/libtrhash-1.0.0.ebuild
@@ -16,7 +16,8 @@ KEYWORDS="amd64 ~x86"
 
 DEPEND="dev-libs/libtrbase:1.0
 	dev-libs/openssl"
-RDEPEND="${DEPEND}"
+RDEPEND="${DEPEND}
+	!<=www-servers/taskrambler-0.1.8"
 
 src_compile() {
 	emake -j1
diff --git a/dev-libs/libtrio/libtrio-1.0.0.ebuild b/dev-libs/libtrio/libtrio-1.0.0.ebuild
index 428a8d9..c709a5f 100644
--- a/dev-libs/libtrio/libtrio-1.0.0.ebuild
+++ b/dev-libs/libtrio/libtrio-1.0.0.ebuild
@@ -15,4 +15,5 @@ SLOT="1.0"
 KEYWORDS="amd64 ~x86"
 
 DEPEND="dev-libs/libtrbase:1.0"
-RDEPEND="${DEPEND}"
+RDEPEND="${DEPEND}
+	!<=www-servers/taskrambler-0.1.8"
diff --git a/www-servers/taskrambler/taskrambler-0.1.8.ebuild b/www-servers/taskrambler/taskrambler-0.1.8.ebuild
index 69f0b22..a3219aa 100644
--- a/www-servers/taskrambler/taskrambler-0.1.8.ebuild
+++ b/www-servers/taskrambler/taskrambler-0.1.8.ebuild
@@ -17,4 +17,8 @@ KEYWORDS="amd64 ~x86"
 IUSE="memopt"
 
 DEPEND=""
-RDEPEND="${DEPEND}"
+RDEPEND="${DEPEND}
+	!dev-libs/libtrbase
+	!dev-libs/libtrio
+	!dev-libs/libtrhash
+	!dev-libs/libtrdata"