diff --git a/media-libs/jasper/jasper-2.0.16.recipe b/media-libs/jasper/jasper-2.0.16.recipe
index d2060861d..c156c60d8 100644
--- a/media-libs/jasper/jasper-2.0.16.recipe
+++ b/media-libs/jasper/jasper-2.0.16.recipe
@@ -6,7 +6,7 @@ the JasPer Software Reference Manual."
 HOMEPAGE="http://www.ece.uvic.ca/~frodo/jasper/"
 COPYRIGHT="1999-2007 Michael D. Adams"
 LICENSE="JasPer v2"
-REVISION="5"
+REVISION="6"
 SOURCE_URI="https://github.com/mdadams/jasper/archive/version-$portVersion.tar.gz"
 CHECKSUM_SHA256="f1d8b90f231184d99968f361884e2054a1714fdbbd9944ba1ae4ebdcc9bbfdb1"
 SOURCE_DIR="jasper-version-$portVersion"
@@ -80,6 +80,9 @@ INSTALL()
 {
 	make -C build install
 
+	sed  -i "1i prefix=$prefix" \
+		$libDir/pkgconfig/jasper.pc
+
 	prepareInstalledDevelLib libjasper
 	fixPkgconfig
 
diff --git a/sci-libs/lapack/lapack-3.10.0.recipe b/sci-libs/lapack/lapack-3.10.0.recipe
index 0443f842a..2cfea04b5 100644
--- a/sci-libs/lapack/lapack-3.10.0.recipe
+++ b/sci-libs/lapack/lapack-3.10.0.recipe
@@ -4,7 +4,7 @@ the most commonly occurring problems in numerical linear algebra."
 HOMEPAGE="http://www.netlib.org/lapack/"
 COPYRIGHT="1992-2021 The LAPACK Project"
 LICENSE="BSD (3-clause)"
-REVISION="2"
+REVISION="3"
 SOURCE_URI="https://github.com/Reference-LAPACK/lapack/archive/v$portVersion.tar.gz"
 CHECKSUM_SHA256="328c1bea493a32cac5257d84157dc686cc3ab0b004e2bea22044e0a59f6f8a19"
 SOURCE_DIR="lapack-$portVersion"
@@ -92,6 +92,7 @@ INSTALL()
 		libtmglib
 
 	sed  -i "1i prefix=$prefix" \
+		$libDir/pkgconfig/cblas.pc \
 		$libDir/pkgconfig/lapack.pc \
 		$libDir/pkgconfig/lapacke.pc
 
diff --git a/sci-libs/openblas/openblas-0.3.23.recipe b/sci-libs/openblas/openblas-0.3.23.recipe
index 80ffda7f8..a008ba8b4 100644
--- a/sci-libs/openblas/openblas-0.3.23.recipe
+++ b/sci-libs/openblas/openblas-0.3.23.recipe
@@ -4,7 +4,7 @@ version."
 HOMEPAGE="http://www.openblas.net/"
 COPYRIGHT="2011-2017 The OpenBLAS Project"
 LICENSE="BSD (3-clause)"
-REVISION="1"
+REVISION="2"
 SOURCE_URI="http://github.com/xianyi/OpenBLAS/archive/v$portVersion.tar.gz"
 CHECKSUM_SHA256="5d9491d07168a5d00116cdc068a40022c3455bf9293c7cb86a65b1054d7e5114"
 SOURCE_FILENAME="OpenBLAS-$portVersion.tar.gz"
@@ -89,8 +89,10 @@ INSTALL()
 
 	rm -f $libDir/*.a
 
-	prepareInstalledDevelLibs libopenblas libopenblasp-r$portVersion
+	sed  -i "1i prefix=$prefix" \
+		$libDir/pkgconfig/openblas.pc
 
+	prepareInstalledDevelLibs libopenblas libopenblasp-r$portVersion
 	fixPkgconfig
 
 	cp -P $developLibDir/libopenblas.so.0 $libDir