diff --git a/sci-calculators/qalculate/qalculate_qt-3.21.0.recipe b/sci-calculators/qalculate/qalculate_qt-4.1.0.recipe
similarity index 96%
rename from sci-calculators/qalculate/qalculate_qt-3.21.0.recipe
rename to sci-calculators/qalculate/qalculate_qt-4.1.0.recipe
index d8ba95096..830f9507c 100644
--- a/sci-calculators/qalculate/qalculate_qt-3.21.0.recipe
+++ b/sci-calculators/qalculate/qalculate_qt-4.1.0.recipe
@@ -12,7 +12,7 @@ COPYRIGHT="2003-2006, 2021 Hanna Knutsson"
 LICENSE="GNU GPL v2"
 REVISION="1"
 SOURCE_URI="https://github.com/Qalculate/qalculate-qt/releases/download/v$portVersion/qalculate-qt-$portVersion.tar.gz"
-CHECKSUM_SHA256="f14c2d8677b650fd03d8b96d82bcedbae406015f2f871222f94b827c5a0aeef6"
+CHECKSUM_SHA256="b54b880750bf75e756f074c1fb6a38dcfe23ad9a53954b83a8a86981c6cb824e"
 SOURCE_DIR="qalculate-qt-$portVersion"
 ADDITIONAL_FILES="qalculate_qt.rdef.in"
 
diff --git a/sci-libs/libqalculate/libqalculate-3.21.0.recipe b/sci-libs/libqalculate/libqalculate-4.1.0.recipe
similarity index 90%
rename from sci-libs/libqalculate/libqalculate-3.21.0.recipe
rename to sci-libs/libqalculate/libqalculate-4.1.0.recipe
index 1c5f70569..898dd67dd 100644
--- a/sci-libs/libqalculate/libqalculate-3.21.0.recipe
+++ b/sci-libs/libqalculate/libqalculate-4.1.0.recipe
@@ -2,16 +2,16 @@ SUMMARY="A modern multi-purpose calculator library"
 DESCRIPTION="libqalculate is math libary for expression evaluation with \
 units, variables and functions support and CAS functionality."
 HOMEPAGE="https://qalculate.github.io/"
-COPYRIGHT="2003-2007, 2008, 2016-2021  Hanna Knutsson"
+COPYRIGHT="2003-2007, 2008, 2016-2021 Hanna Knutsson"
 LICENSE="GNU GPL v2"
 REVISION="1"
 SOURCE_URI="https://github.com/Qalculate/libqalculate/releases/download/v$portVersion/libqalculate-$portVersion.tar.gz"
-CHECKSUM_SHA256="2a2b6f8de4b43acdff98efdda338436db1a3f7ecd994e1bc2a422a65fba03479"
+CHECKSUM_SHA256="d943e5285bdc0b3cd77b8f7a10391d7c753fc19b0ddd48e5d4179decf709d6ff"
 
 ARCHITECTURES="all !x86_gcc2"
 SECONDARY_ARCHITECTURES="x86"
 
-libVersion="22.14.2"
+libVersion="22.16.1"
 libVersionCompat="$libVersion compat >= ${libVersion%%.*}"
 
 PROVIDES="
@@ -41,8 +41,13 @@ PROVIDES_devel="
 	"
 REQUIRES_devel="
 	libqalculate$secondaryArchSuffix == $portVersion base
+	devel:libcurl$secondaryArchSuffix
 	devel:libgmp$secondaryArchSuffix
+	devel:libicudata$secondaryArchSuffix
+	devel:libicui18n$secondaryArchSuffix >= 66
+	devel:libicuuc$secondaryArchSuffix
 	devel:libmpfr$secondaryArchSuffix >= 6
+	devel:libxml2$secondaryArchSuffix
 	"
 
 SUMMARY_tools="$SUMMARY (Qalculate! binary)"