diff --git a/packages/qalc/Calculator.cc.patch b/packages/qalc/Calculator.cc.patch
deleted file mode 100644
index 939956f0c..000000000
--- a/packages/qalc/Calculator.cc.patch
+++ /dev/null
@@ -1,39 +0,0 @@
---- ../../build/qalc/cache/libqalculate-0.9.9/libqalculate/Calculator.cc	2016-07-16 14:49:15.000000000 +0200
-+++ ./libqalculate/Calculator.cc	2016-08-15 00:21:11.338822562 +0200
-@@ -203,8 +203,8 @@
- }
- 
- void *calculate_proc(void *pipe) {
--	pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
--	pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
-+	//pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
-+	//pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
- 	FILE *calculate_pipe = (FILE*) pipe;
- 	while(true) {
- 		bool b_parse = true;
-@@ -1616,7 +1616,7 @@
- 	if(calculate_thread_stopped) {
- 		b_busy = false;
- 	} else {
--		pthread_cancel(calculate_thread);
-+		pthread_kill(calculate_thread, 0);
- 		restoreState();
- 		stopped_messages_count.clear();
- 		stopped_warnings_count.clear();
-@@ -1640,14 +1640,14 @@
- 	tmp_rpn_mstruct = NULL;
- 	b_busy = false;
- 	calculate_thread_stopped = true;
--	pthread_exit(/* Solaris 2.6 needs a cast */ (void*) PTHREAD_CANCELED);
-+	pthread_exit(0);
- }
- bool Calculator::busy() {
- 	return b_busy;
- }
- void Calculator::terminateThreads() {
- 	if(!calculate_thread_stopped) {
--		pthread_cancel(calculate_thread);
-+		pthread_kill(calculate_thread, 0);
- 	}
- }
- 
diff --git a/packages/qalc/Number.cc.patch b/packages/qalc/Number.cc.patch
deleted file mode 100644
index 914d8fdc2..000000000
--- a/packages/qalc/Number.cc.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- ../../build/qalc/cache/libqalculate-0.9.9/libqalculate/Number.cc	2016-06-02 18:40:18.000000000 +0200
-+++ ./libqalculate/Number.cc	2016-08-15 00:35:08.556225106 +0200
-@@ -2708,7 +2708,7 @@
- 				} catch(runtime_exception &e) {
- 					CALCULATOR->error(true, _("CLN Exception: %s"), e.what());
- 				}
--				pthread_testcancel();
-+				//pthread_testcancel();
- 				if(b_zero) {
- 					try {
- 						inr = cln::exquo(inr, last_prime);
diff --git a/packages/qalc/build.sh b/packages/qalc/build.sh
index fdd72b341..7fc9caccd 100644
--- a/packages/qalc/build.sh
+++ b/packages/qalc/build.sh
@@ -1,8 +1,8 @@
 TERMUX_PKG_HOMEPAGE=https://qalculate.github.io/
 TERMUX_PKG_DESCRIPTION="Powerful and easy to use command line calculator"
-TERMUX_PKG_VERSION=0.9.11
+TERMUX_PKG_VERSION=1.0.0
 TERMUX_PKG_REVISION=1
-TERMUX_PKG_SRCURL=https://github.com/Qalculate/libqalculate/releases/download/v${TERMUX_PKG_VERSION}/libqalculate-${TERMUX_PKG_VERSION}.tar.gz
-TERMUX_PKG_SHA256=fb5014b04e0f80d85d85d96974c4d069a14791cb2d6aef016c72a24e30917f14
+TERMUX_PKG_SRCURL=https://github.com/Qalculate/libqalculate/releases/download/v${TERMUX_PKG_VERSION}a/libqalculate-${TERMUX_PKG_VERSION}.tar.gz
+TERMUX_PKG_SHA256=7cc5a67356374d7f4fb20619dc4dd7976bbe9ae8d5bc3a40b44c46264de9549b
 TERMUX_PKG_DEPENDS="glib, gnuplot, libcln, ncurses"
-TERMUX_PKG_BUILD_IN_SRC=yes
+TERMUX_PKG_BUILD_IN_SRC=yes
\ No newline at end of file
diff --git a/packages/qalc/qalc.cc.patch b/packages/qalc/qalc.cc.patch
deleted file mode 100644
index 80a58bcf9..000000000
--- a/packages/qalc/qalc.cc.patch
+++ /dev/null
@@ -1,49 +0,0 @@
---- ../../build/qalc/cache/libqalculate-0.9.9/src/qalc.cc	2016-07-26 14:41:40.000000000 +0200
-+++ ./src/qalc.cc	2016-08-15 00:22:57.905765966 +0200
-@@ -295,7 +295,7 @@
- 			save_defs();
- 		}
- 	}
--	pthread_cancel(view_thread);
-+	pthread_kill(view_thread, 0);
- 	CALCULATOR->terminateThreads();
- }
- 
-@@ -1138,7 +1138,7 @@
- 			if(!cfile) {
- 				printf(_("Could not open \"%s\".\n"), command_file.c_str());
- 				if(!interactive_mode) {
--					pthread_cancel(view_thread);
-+					pthread_kill(view_thread, 0);
- 					CALCULATOR->terminateThreads();
- 					return 0;
- 				}
-@@ -1166,7 +1166,7 @@
- 			execute_expression(interactive_mode);
- 		}
- 		if(!interactive_mode) {
--			pthread_cancel(view_thread);
-+			pthread_kill(view_thread, 0);
- 			CALCULATOR->terminateThreads();
- 			return 0;
- 		}
-@@ -2619,7 +2619,7 @@
- }
- 
- void on_abort_command() {
--	pthread_cancel(command_thread);
-+	pthread_kill(command_thread, 0);
- 	CALCULATOR->restoreState();
- 	CALCULATOR->clearBuffers();
- 	b_busy = false;
-@@ -2629,8 +2629,8 @@
- 
- void *command_proc(void *pipe) {
- 
--	pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
--	pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);	
-+	//pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
-+	//pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
- 	FILE *command_pipe = (FILE*) pipe;
- 	
- 	while(true) {
diff --git a/packages/qalc/util.cc.patch b/packages/qalc/util.cc.patch
new file mode 100644
index 000000000..8fd19df31
--- /dev/null
+++ b/packages/qalc/util.cc.patch
@@ -0,0 +1,22 @@
+--- ../libqalculate-1.0.0/libqalculate/util.cc	2017-07-16 12:48:15.000000000 +0200
++++ ./libqalculate/util.cc	2017-08-08 23:15:29.000000000 +0200
+@@ -937,8 +937,8 @@
+ }
+ 
+ void Thread::enableAsynchronousCancel() {
+-	pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+-	pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
++	//pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
++	//pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
+ }
+ 
+ void *Thread::doRun(void *data) {
+@@ -960,7 +960,7 @@
+ }
+ 
+ bool Thread::cancel() {
+-	int ret = pthread_cancel(m_thread);
++	int ret = pthread_kill(m_thread, 0);
+ 	running = (ret != 0);
+ 	return !running;
+ }