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-rw-r--r--common/place_sa.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/common/place_sa.cc b/common/place_sa.cc
index e792474d..2f8fb122 100644
--- a/common/place_sa.cc
+++ b/common/place_sa.cc
@@ -334,7 +334,7 @@ class SAPlacer
load_cell->bel, ctx->portPinFromId(load.port));
delay_t raw_wl = ctx->estimateDelay(drv_wire, user_wire);
float slack =
- ctx->getDelayNS(raw_wl) - ctx->getDelayNS(load.budget);
+ ctx->getDelayNS(load.budget) - ctx->getDelayNS(raw_wl);
worst_slack = std::min(slack, worst_slack);
int load_x, load_y;
bool load_gb;