diff --git a/compiler/Mmakefile b/compiler/Mmakefile
index 26b0539f1..9b00027fd 100644
--- a/compiler/Mmakefile
+++ b/compiler/Mmakefile
@@ -264,5 +264,8 @@ install_dirs:
 .PHONY: install_compiler
 install_compiler: mercury_compile install_dirs
 	cp `vpath_find mercury_compile$(EXT_FOR_EXE)` $(INSTALL_MERC_BIN_DIR)
+ifeq ($(findstring java,$(GRADE)),java)
+	cp `vpath_find top_level.jar` $(INSTALL_MERC_BIN_DIR)
+endif
 
 #-----------------------------------------------------------------------------#
diff --git a/deep_profiler/Mmakefile b/deep_profiler/Mmakefile
index 2a2119ec3..7837cf1ca 100644
--- a/deep_profiler/Mmakefile
+++ b/deep_profiler/Mmakefile
@@ -286,6 +286,14 @@ install_cgi_progs: mdprof_cgi mdprof_dump mdprof_test \
 		$(INSTALL_MERC_BIN_DIR)/mdprof_create_feedback
 	cp `vpath_find mdprof_report_feedback$(EXT_FOR_EXE)` \
 		$(INSTALL_MERC_BIN_DIR)/mdprof_report_feedback
+ifeq ($(findstring java,$(GRADE)),java)
+	cp `vpath_find mdprof_cgi.jar` $(INSTALL_MERC_BIN_DIR)
+	cp `vpath_find mdprof_create_feedback.jar` $(INSTALL_MERC_BIN_DIR)
+	cp `vpath_find mdprof_dump.jar` $(INSTALL_MERC_BIN_DIR)
+	cp `vpath_find mdprof_procrep.jar` $(INSTALL_MERC_BIN_DIR)
+	cp `vpath_find mdprof_report_feedback.jar` $(INSTALL_MERC_BIN_DIR)
+	cp `vpath_find mdprof_test.jar` $(INSTALL_MERC_BIN_DIR)
+endif
 
 uninstall:
 	# We try to uninstall mdprof_cgi, but failure to do so is not an
diff --git a/mfilterjavac/Mmakefile b/mfilterjavac/Mmakefile
index 84459f0b1..01122afac 100644
--- a/mfilterjavac/Mmakefile
+++ b/mfilterjavac/Mmakefile
@@ -140,5 +140,8 @@ install: mfilterjavac
 	-[ -d $(INSTALL_MERC_BIN_DIR) ] || mkdir -p $(INSTALL_MERC_BIN_DIR)
 	cp `vpath_find mfilterjavac$(EXT_FOR_EXE)` \
 		$(INSTALL_MERC_BIN_DIR)/mfilterjavac$(EXT_FOR_EXE)
+ifeq ($(findstring java,$(GRADE)),java)
+	cp `vpath_find mfilterjavac.jar` $(INSTALL_MERC_BIN_DIR)
+endif
 
 #-----------------------------------------------------------------------------#
diff --git a/profiler/Mmakefile b/profiler/Mmakefile
index bef270b46..1f3d9877a 100644
--- a/profiler/Mmakefile
+++ b/profiler/Mmakefile
@@ -115,5 +115,8 @@ install: install_profiler
 install_profiler: mercury_profile
 	-[ -d $(INSTALL_MERC_BIN_DIR) ] || mkdir -p $(INSTALL_MERC_BIN_DIR)
 	cp `vpath_find mercury_profile$(EXT_FOR_EXE)` $(INSTALL_MERC_BIN_DIR)
+ifeq ($(findstring java,$(GRADE)),java)
+	cp `vpath_find mercury_profile.jar` $(INSTALL_MERC_BIN_DIR)
+endif
 
 #-----------------------------------------------------------------------------#
diff --git a/slice/Mmakefile b/slice/Mmakefile
index 18c315853..9599450ea 100644
--- a/slice/Mmakefile
+++ b/slice/Mmakefile
@@ -213,5 +213,12 @@ install_slicer: mslice mdice mtc_union mcov mtc_diff
 		$(INSTALL_MERC_BIN_DIR)/mcov$(EXT_FOR_EXE)
 	cp `vpath_find mtc_diff$(EXT_FOR_EXE)` \
 		$(INSTALL_MERC_BIN_DIR)/mtc_diff$(EXT_FOR_EXE)
+ifeq ($(findstring java,$(GRADE)),java)
+	cp `vpath_find mcov.jar` $(INSTALL_MERC_BIN_DIR)
+	cp `vpath_find mdice.jar` $(INSTALL_MERC_BIN_DIR)
+	cp `vpath_find mslice.jar` $(INSTALL_MERC_BIN_DIR)
+	cp `vpath_find mtc_diff.jar` $(INSTALL_MERC_BIN_DIR)
+	cp `vpath_find mtc_union.jar` $(INSTALL_MERC_BIN_DIR)
+endif
 
 #-----------------------------------------------------------------------------#