diff --git a/Makefile b/Makefile
index 93a8dc20b..aee576d60 100644
--- a/Makefile
+++ b/Makefile
@@ -6,24 +6,24 @@ VERSION=$(shell sed -ne "s/^version: *\([0-9.]*\).*/\1/p" gf.cabal)
 all: build
 
 dist/setup-config: gf.cabal Setup.hs WebSetup.hs
-	cabal configure
+	cabal v1-configure
 
 build: dist/setup-config
-	cabal build
+	cabal v1-build
 
 install:
-	cabal copy
-	cabal register
+	cabal v1-copy
+	cabal v1-register
 
 doc:
-	cabal haddock
+	cabal v1-haddock
 
 clean:
-	cabal clean
+	cabal v1-clean
 	bash bin/clean_html
 
 gf:
-	cabal build rgl-none
+	cabal v1-build rgl-none
 	strip dist/build/gf/gf
 
 html::
diff --git a/debian/rules b/debian/rules
index 8bd3c1f85..7ec04b4e2 100755
--- a/debian/rules
+++ b/debian/rules
@@ -16,9 +16,9 @@ override_dh_shlibdeps:
 override_dh_auto_configure:
 	cd src/runtime/c && bash setup.sh configure --prefix=/usr
 	cd src/runtime/c && bash setup.sh build
-	cabal update
-	cabal install --only-dependencies
-	cabal configure --prefix=/usr -fserver -fc-runtime --extra-lib-dirs=$(CURDIR)/src/runtime/c/.libs --extra-include-dirs=$(CURDIR)/src/runtime/c
+	cabal v1-update
+	cabal v1-install --only-dependencies
+	cabal v1-configure --prefix=/usr -fserver -fc-runtime --extra-lib-dirs=$(CURDIR)/src/runtime/c/.libs --extra-include-dirs=$(CURDIR)/src/runtime/c
 
 SET_LDL=LD_LIBRARY_PATH=$$LD_LIBRARY_PATH:$(CURDIR)/src/runtime/c/.libs
 
@@ -26,10 +26,10 @@ override_dh_auto_build:
 	cd src/runtime/python && EXTRA_INCLUDE_DIRS=$(CURDIR)/src/runtime/c EXTRA_LIB_DIRS=$(CURDIR)/src/runtime/c/.libs python setup.py build
 	cd src/runtime/java && make CFLAGS="-I$(CURDIR)/src/runtime/c -L$(CURDIR)/src/runtime/c/.libs" INSTALL_PATH=/usr
 	echo $(SET_LDL)
-	-$(SET_LDL) cabal build
+	-$(SET_LDL) cabal v1-build
 
 override_dh_auto_install:
-	$(SET_LDL) cabal copy --destdir=$(CURDIR)/debian/gf
+	$(SET_LDL) cabal v1-copy --destdir=$(CURDIR)/debian/gf
 	cd src/runtime/c && bash setup.sh copy prefix=$(CURDIR)/debian/gf/usr
 	cd src/runtime/python && python setup.py install --prefix=$(CURDIR)/debian/gf/usr
 	cd src/runtime/java && make INSTALL_PATH=$(CURDIR)/debian/gf/usr install