diff --git a/net-mail/mailutils/mailutils-3.11.1.ebuild b/net-mail/mailutils/mailutils-3.11.1.ebuild
index df0dac0e2b638..09da4e0a5f069 100644
--- a/net-mail/mailutils/mailutils-3.11.1.ebuild
+++ b/net-mail/mailutils/mailutils-3.11.1.ebuild
@@ -39,7 +39,7 @@ RDEPEND="!mail-client/nmh
 	postgres? ( dev-db/postgresql:= )
 	python? ( ${PYTHON_DEPS} )
 	sasl? ( virtual/gsasl )
-	servers? ( virtual/libiconv dev-libs/libunistring )
+	servers? ( virtual/libiconv dev-libs/libunistring:= )
 	ssl? ( net-libs/gnutls:= )
 	tcpd? ( sys-apps/tcp-wrappers )
 	tokyocabinet? ( dev-db/tokyocabinet )"
diff --git a/net-mail/mailutils/mailutils-3.12-r1.ebuild b/net-mail/mailutils/mailutils-3.12-r1.ebuild
index 89bc57c915abb..723c6c00e3b50 100644
--- a/net-mail/mailutils/mailutils-3.12-r1.ebuild
+++ b/net-mail/mailutils/mailutils-3.12-r1.ebuild
@@ -39,7 +39,7 @@ RDEPEND="!mail-client/nmh
 	postgres? ( dev-db/postgresql:= )
 	python? ( ${PYTHON_DEPS} )
 	sasl? ( virtual/gsasl )
-	servers? ( virtual/libiconv dev-libs/libunistring )
+	servers? ( virtual/libiconv dev-libs/libunistring:= )
 	ssl? ( net-libs/gnutls:= )
 	tcpd? ( sys-apps/tcp-wrappers )
 	tokyocabinet? ( dev-db/tokyocabinet )"
diff --git a/net-mail/mailutils/mailutils-3.12.ebuild b/net-mail/mailutils/mailutils-3.12.ebuild
index 5376eb73d090f..3c4f06c8eef69 100644
--- a/net-mail/mailutils/mailutils-3.12.ebuild
+++ b/net-mail/mailutils/mailutils-3.12.ebuild
@@ -39,7 +39,7 @@ RDEPEND="!mail-client/nmh
 	postgres? ( dev-db/postgresql:= )
 	python? ( ${PYTHON_DEPS} )
 	sasl? ( virtual/gsasl )
-	servers? ( virtual/libiconv dev-libs/libunistring )
+	servers? ( virtual/libiconv dev-libs/libunistring:= )
 	ssl? ( net-libs/gnutls:= )
 	tcpd? ( sys-apps/tcp-wrappers )
 	tokyocabinet? ( dev-db/tokyocabinet )"
diff --git a/net-mail/mailutils/mailutils-3.8.ebuild b/net-mail/mailutils/mailutils-3.8.ebuild
index c26b8260a69ae..6aed9177e6cdc 100644
--- a/net-mail/mailutils/mailutils-3.8.ebuild
+++ b/net-mail/mailutils/mailutils-3.8.ebuild
@@ -39,7 +39,7 @@ RDEPEND="!mail-client/nmh
 	postgres? ( dev-db/postgresql:= )
 	python? ( ${PYTHON_DEPS} )
 	sasl? ( virtual/gsasl )
-	servers? ( virtual/libiconv dev-libs/libunistring )
+	servers? ( virtual/libiconv dev-libs/libunistring:= )
 	ssl? ( net-libs/gnutls:= )
 	tcpd? ( sys-apps/tcp-wrappers )
 	tokyocabinet? ( dev-db/tokyocabinet )"
diff --git a/net-mail/mailutils/mailutils-3.9.ebuild b/net-mail/mailutils/mailutils-3.9.ebuild
index 2beb907ddb1fb..812b2d9dc8d92 100644
--- a/net-mail/mailutils/mailutils-3.9.ebuild
+++ b/net-mail/mailutils/mailutils-3.9.ebuild
@@ -39,7 +39,7 @@ RDEPEND="!mail-client/nmh
 	postgres? ( dev-db/postgresql:= )
 	python? ( ${PYTHON_DEPS} )
 	sasl? ( virtual/gsasl )
-	servers? ( virtual/libiconv dev-libs/libunistring )
+	servers? ( virtual/libiconv dev-libs/libunistring:= )
 	ssl? ( net-libs/gnutls:= )
 	tcpd? ( sys-apps/tcp-wrappers )
 	tokyocabinet? ( dev-db/tokyocabinet )"