diff --git a/cad/PrusaSlicer/Makefile b/cad/PrusaSlicer/Makefile
index d3e015812ddf..14c5daef8b89 100644
--- a/cad/PrusaSlicer/Makefile
+++ b/cad/PrusaSlicer/Makefile
@@ -1,41 +1,39 @@
 PORTNAME=	PrusaSlicer
 DISTVERSIONPREFIX=version_
 DISTVERSION=	2.3.3
 PORTREVISION=	4
 CATEGORIES=	cad
 
 MAINTAINER=	teodorsigaev@gmail.com
 COMMENT=	Slicing application for 3D printers
 
 LICENSE=	AGPLv3
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libtbb.so:devel/onetbb \
 		libboost_log.so:devel/boost-libs \
 		libImath.so:math/Imath \
 		libnlopt.so:math/nlopt \
 		libcurl.so:ftp/curl \
 		libexpat.so:textproc/expat2 \
 		libopenvdb.so:misc/openvdb \
 		libgmp.so:math/gmp \
 		libmpfr.so:math/mpfr \
 		libdbus-1.so:devel/dbus \
 		libpng.so:graphics/png
 BUILD_DEPENDS=	cereal>=1.3.0.10:devel/cereal \
 		cgal>=5.0.2:math/cgal
 
-BROKEN=		Fails to compile: implicit instantiation of undefined template 'std::basic_ifstream<char>'
-
 USES=		cmake cpe desktop-file-utils eigen:3 gettext gl iconv pkgconfig
 CPE_VENDOR=	prusa3d
 CMAKE_ARGS+=	-DwxWidgets_CONFIG_EXECUTABLE="${WX_CONFIG}" \
 		-DSLIC3R_GTK=3 \
 		-DSLIC3R_FHS=1
 USE_GITHUB=	yes
 GH_ACCOUNT=	prusa3d
 USE_WX=		3.1
 USE_GL=		gl glu glew
 
 PORTDATA=	*
 
 .include <bsd.port.mk>
diff --git a/cad/PrusaSlicer/files/patch-tests_fff_print_test_data.cpp b/cad/PrusaSlicer/files/patch-tests_fff_print_test_data.cpp
new file mode 100644
index 000000000000..ee3f0c0fccd4
--- /dev/null
+++ b/cad/PrusaSlicer/files/patch-tests_fff_print_test_data.cpp
@@ -0,0 +1,28 @@
+commit 926ae0471800abd1e5335e251a5934570eb8f6ff
+Author: Vojtech Bubnik <bubnikv@gmail.com>
+Date:   2022-04-25 11:32:03 +0200
+
+    Follow-up to 408e56f0390f20aaf793e0aa0c70c4d9544401d4
+    Fixing compilation of tests on latest GCC/boost
+
+diff --git tests/fff_print/test_data.cpp tests/fff_print/test_data.cpp
+index 32e31c264..f7077007d 100644
+--- tests/fff_print/test_data.cpp
++++ tests/fff_print/test_data.cpp
+@@ -11,6 +11,7 @@
+ #include <string>
+ 
+ #include <boost/nowide/cstdio.hpp>
++#include <boost/nowide/fstream.hpp>
+ #include <boost/filesystem.hpp>
+ #include <libslic3r/ModelArrange.hpp>
+ 
+@@ -286,7 +287,7 @@ std::string gcode(Print & print)
+     print.set_status_silent();
+     print.process();
+     print.export_gcode(temp.string(), nullptr, nullptr);
+-    std::ifstream t(temp.string());
++    boost::nowide::ifstream t(temp.string());
+ 	std::string str((std::istreambuf_iterator<char>(t)), std::istreambuf_iterator<char>());
+ 	boost::nowide::remove(temp.string().c_str());
+ 	return str;