diff --git a/sys/sys_top.sdc b/sys/sys_top.sdc
index 656d9c0..cff810d 100644
--- a/sys/sys_top.sdc
+++ b/sys/sys_top.sdc
@@ -28,8 +28,8 @@ set_input_delay -min -clock SDRAM_CLK 3.7ns [get_ports SDRAM_DQ[*]]
                     -to [get_clocks {*|pll|pll_inst|altera_pll_i|general[0].gpll~PLL_OUTPUT_COUNTER|divclk}] \
                                                   -setup 2
 
-set_output_delay -max -clock SDRAM_CLK 1.6ns [get_ports {SDRAM_D* SDRAM_A* SDRAM_BA* SDRAM_n* SDRAM_CKE}]
-set_output_delay -min -clock SDRAM_CLK -0.9ns [get_ports {SDRAM_D* SDRAM_A* SDRAM_BA* SDRAM_n* SDRAM_CKE}]
+set_output_delay -max -clock SDRAM_CLK -0.9ns [get_ports {SDRAM_D* SDRAM_A* SDRAM_BA* SDRAM_n* SDRAM_CKE}]
+set_output_delay -min -clock SDRAM_CLK -1.6ns [get_ports {SDRAM_D* SDRAM_A* SDRAM_BA* SDRAM_n* SDRAM_CKE}]
 
 # Decouple different clock groups (to simplify routing)
 set_clock_groups -asynchronous \