diff --git a/sdk/src/Makefile b/sdk/src/Makefile
index 5ef4c9a..4fffefc 100644
--- a/sdk/src/Makefile
+++ b/sdk/src/Makefile
@@ -220,30 +220,30 @@ dist-clean-z88dk:
 
 # zx7b
 
-.PHONY: local-zx7b clean-zx7b
-
-local-zx7b: $(INSTALLDIR)/zx7b$(EXESUFFIX)
+.PHONY: local-zx7b clean-zx7b distclean-zx7b
 
 ifeq ($(_DoBuild),1)
 
-$(INSTALLDIR)/zx7b$(EXESUFFIX): zx7b/zx7b$(EXESUFFIX)
-	cp $< $@
-
-zx7b/zx7b$(EXESUFFIX): | zx7b
-	$(MAKE) -w -C $|
+local-zx7b: | zx7b
+	$(MAKE) -w -C $| prefix=../.. install
 
 clean-zx7b: | zx7b
 	$(MAKE) -w -C $| clean
-	rm -f $(INSTALLDIR)/zx7b$(EXESUFFIX)
+	$(MAKE) -w -C $| prefix=../.. uninstall
+
+distclean-zx7b: | zx7b
+	$(MAKE) -w -C $| distclean
+	$(MAKE) -w -C $| prefix=../.. uninstall
 
 else
 
+local-zx7b:;
+
 clean-zx7b:;
 
-endif
+distclean-zx7b:;
 
-.PHONY: dist-clean-zx7b
-dist-clean-zx7b: clean-zx7b
+endif
 
 # tools
 
@@ -281,7 +281,7 @@ endif
 
 .PHONY: dist-clean
 ifeq ($(_DoClean),1)
-dist-clean: dist-clean-sjasmplus dist-clean-z88dk dist-clean-zx7b distclean-tools
+dist-clean: dist-clean-sjasmplus dist-clean-z88dk distclean-zx7b distclean-tools
 else
 dist-clean: dist-clean-sjasmplus dist-clean-z88dk
 endif
diff --git a/sdk/src/zx7b/.gitignore b/sdk/src/zx7b/.gitignore
index 8a1f2e9..82e29a6 100644
--- a/sdk/src/zx7b/.gitignore
+++ b/sdk/src/zx7b/.gitignore
@@ -2,5 +2,4 @@
 #
 # SPDX-License-Identifier: CC0-1.0
 
-zx7b
-zx7b.exe
+build
diff --git a/sdk/src/zx7b/Makefile b/sdk/src/zx7b/Makefile
index c2b9b28..1a59830 100644
--- a/sdk/src/zx7b/Makefile
+++ b/sdk/src/zx7b/Makefile
@@ -7,27 +7,55 @@
 #   * GNU on Windows NT (using MinGW/MSYS/Cygwin/WSL)
 #
 # Build:
-#   make [BUILD=<BUILD>] [<TARGET>]
+#   make [BUILD=<BUILD>] [<TARGET> ...]
+# Install / Uninstall:
+#   make [BUILD=<BUILD>] [prefix=<PREFIX>] install | uninstall
 # Clean:
 #   make [BUILD=<BUILD>] clean
+#   make distclean
 #
 # where:
 #   <BUILD> is one of: mingw32, mingw64.
-#   <TARGET> is the value of TARGET variable (see below).
+#   <TARGET> is one of values for `BINS' variable prefixed with "build/"
+#     (see target `all' below).
+#   <PREFIX> is a prefix directory to install files into.
 #
 # Notes:
-#   BUILD variable may be set in user's environment.
+#   `BUILD', `prefix' variables may be set in user's environment.
 
 include ../../common.mk
 
-TARGET	:= zx7b$(EXESUFFIX)
+srcdir		= .
+prefix		?= /usr/local
+exec_prefix	?= $(prefix)
+bindir		?= $(exec_prefix)/bin
+
+BINS		= zx7b$(EXESUFFIX)
 
 .PHONY: all
-all: $(TARGET)
+all: $(foreach t,$(BINS),build/$(t))
 
-%$(EXESUFFIX): %.c Makefile
+build\
+$(DESTDIR)$(bindir):
+	mkdir -p $@
+
+build/zx7b$(EXESUFFIX): $(srcdir)/zx7b.c Makefile | build
 	$(CC) $(CFLAGS) -o $@ $<
 
+.PHONY: install
+install: $(foreach t,$(BINS),$(DESTDIR)$(bindir)/$(t))
+
+$(DESTDIR)$(bindir)/zx7b$(EXESUFFIX): build/zx7b$(EXESUFFIX) | $(DESTDIR)$(bindir)
+	cp $< $@
+
+.PHONY: uninstall
+uninstall:
+	rm -f $(foreach t,$(BINS),$(DESTDIR)$(exec_prefix)/bin/$(t))
+
 .PHONY: clean
 clean:
-	rm -f $(TARGET)
+	rm -f $(foreach t,$(BINS),build/$(t))
+
+.PHONY: distclean
+distclean:
+	rm -rf build/*