diff --git a/f4pga/flows/platforms.yml b/f4pga/flows/platforms.yml
index c0f5033ac..1368bcf47 100644
--- a/f4pga/flows/platforms.yml
+++ b/f4pga/flows/platforms.yml
@@ -251,7 +251,7 @@ ql-eos-s3:
       bb_factor: '10'
       initial_pres_fac: '4.0'
       check_rr_graph: 'off'
-      pack_high_fanout_threshold: 'PB-lOGIC:18'
+      pack_high_fanout_threshold: 'PB-LOGIC:18'
       suppress_warnings: >-
         ${noisyWarnings},sum_pin_class:check_unbuffered_edges:load_rr_indexed_data_T_values:check_rr_node:trans_per_R:check_route:set_rr_graph_tool_comment
 
@@ -334,7 +334,7 @@ ql-eos-s3:
           bb_factor: '10'
           initial_pres_fac: '4.0'
           check_rr_graph: 'off'
-          pack_high_fanout_threshold: 'PB-lOGIC:18'
+          pack_high_fanout_threshold: 'PB-LOGIC:18'
           suppress_warnings: >-
             ${noisyWarnings},sum_pin_class:check_unbuffered_edges:load_rr_indexed_data_T_values:check_rr_node:trans_per_R:check_route:set_rr_graph_tool_comment
     ioplace:
@@ -451,7 +451,7 @@ ql-eos-s3:
           bb_factor: '10'
           initial_pres_fac: '4.0'
           check_rr_graph: 'off'
-          pack_high_fanout_threshold: 'PB-lOGIC:18'
+          pack_high_fanout_threshold: 'PB-LOGIC:18'
           suppress_warnings: >-
             ${noisyWarnings},sum_pin_class:check_unbuffered_edges:load_rr_indexed_data_T_values:check_rr_node:trans_per_R:check_route:set_rr_graph_tool_comment
     analysis:
@@ -491,7 +491,7 @@ ql-eos-s3:
           bb_factor: '10'
           initial_pres_fac: '4.0'
           check_rr_graph: 'off'
-          pack_high_fanout_threshold: 'PB-lOGIC:18'
+          pack_high_fanout_threshold: 'PB-LOGIC:18'
           suppress_warnings: >-
             ${noisyWarnings},sum_pin_class:check_unbuffered_edges:load_rr_indexed_data_T_values:check_rr_node:trans_per_R:check_route:set_rr_graph_tool_comment
     fasm:
@@ -512,6 +512,7 @@ ql-eos-s3:
         inputs:
           '#1': '${:fasm}'
           '#2': '${:eblif[noext]}.bit'
+          '#3': --no-default-bitstream
           dev-type: ql-eos-s3
       values:
         build_dir: .
@@ -536,7 +537,8 @@ ql-eos-s3:
       module: 'generic_script_wrapper'
       params:
         stage_name: bitstream_jlink
-        script: symbiflow_write_jlink
+        interpreter: '${python3}'
+        script: ['-m', 'quicklogic_fasm.bitstream_to_jlink']
         outputs:
           bitstream_jlink:
             mode: file
@@ -548,12 +550,13 @@ ql-eos-s3:
         inputs:
           '#1': '${:bitstream}'
           '#2': '${:bitstream}.jlink'
-          '#3': '${:iomux_jlink}'
+          $_UNUSED_IOMUX_JLINK: '${:iomux_jlink}'
     bitstream_openocd:
       module: 'generic_script_wrapper'
       params:
         stage_name: bitstream_openocd
-        script: symbiflow_write_openocd
+        interpreter: '${python3}'
+        script: ['-m', 'quicklogic_fasm.bitstream_to_openocd']
         outputs:
           bitstream_openocd:
             mode: file
@@ -565,7 +568,7 @@ ql-eos-s3:
         inputs:
           '#1': '${:bitstream}'
           '#2': '${:bitstream}.openocd'
-          '#3': '${:iomux_openocd}'
+          $_UNUSED_IOMUX_OPENOCD: '${:iomux_openocd}'
     bitstream_binary:
       module: 'generic_script_wrapper'
       params: