diff --git a/src/eval.rs b/src/eval.rs
index 26d5f85..829e256 100644
--- a/src/eval.rs
+++ b/src/eval.rs
@@ -192,8 +192,8 @@ pub const PST_MIDGAME: Pst = Pst([
        -1,  -2,   1,   2,   1,  -1,   1,  -1, // 5
        -1,  -1,   2,  -1,   1,  -1,   2,   1, // 4
         2,   1,   1,   0,   0,   0,   0,   0, // 3
-        0,   0,   0,   0,   0,   0,   0,   0, // 2
-       -5,   0,   0,  10,  10,   5,   0,  -5, // 1
+       -5,   0,   0,   0,   0,   0,   0,  -5, // 2
+       -5,  -3,   0,   0,   0,   2,  -3,  -5, // 1
     //  a    b    c    d    e    f    g    h
     ], 500),
 
@@ -202,8 +202,8 @@ pub const PST_MIDGAME: Pst = Pst([
         0,   0,   0,   0,   0,   0,   0,   0, // 8
         0,   0,   0,   0,   0,   0,   0,   0, // 7
         0,   0,   0,   0,   0,   0,   0,   0, // 6
-        0,   0,   0,   0,   0,   0,   0,   0, // 5
-        0,   0,   0,   0,   0,   0,   0,   0, // 4
+        0,   0,  10,  10,  10,  10,   0,   0, // 5
+        0,   0,  10,  10,  10,  10,   0,   0, // 4
         0,   0,   0,   0,   0,   0,   0,   0, // 3
         0,   0,   0,   0,   0,   0,   0,   0, // 2
         0,   0, -10,   0,   0, -10,   0,   0, // 1
@@ -215,9 +215,9 @@ pub const PST_MIDGAME: Pst = Pst([
        -5,  -5,  -5,  -5,  -5,  -5,  -5,  -5, // 8
        -5,   0,   0,   0,   0,   0,   0,  -5, // 7
        -5,   1,   0,   0,   0,   0,   0,  -5, // 6
-       -5,   2,   0,  10,  10,   0,   0,  -5, // 5
-       -5,   0,   1,  10,  10,   0,   0,  -5, // 4
-       -5,   2,  20,   0,   0,  20,   0,  -5, // 3
+       -5,   2,   0,  40,  40,   0,   0,  -5, // 5
+       -5,   0,   1,  40,  40,   0,   0,  -5, // 4
+       -5,   2,  30,   0,   0,  20,   0,  -5, // 3
        -5,   1,   0,   0,   0,   0,   0,  -5, // 2
        -5,  -5,  -5,  -5,  -5,  -5,  -5,  -5, // 1
     //  a    b    c    d    e    f    g    h
@@ -231,19 +231,19 @@ pub const PST_MIDGAME: Pst = Pst([
         0,   0,   0,   0,   0,   0,   0,   0, // 5
         0,   0,   0,   0,   0,   0,   0,   0, // 4
         0,   0,   0,   0,   0,   0,   0,   0, // 3
-        0,   0,   0,  -5,  -5,  -5,   0,   0, // 2
+       -5,  -5,  -5,  -5,  -5,  -5,  -5,  -5, // 2
         0,   0,  10,   0,   0,   0,  20,   0, // 1
     //  a    b    c    d    e    f    g    h
     ], 20_000),
 
     // queen
     make_pst([
-      -20, -20, -20, -20, -20, -20, -20, -20, // 8
-      -20, -20, -20, -20, -20, -20, -20, -20, // 7
-      -20, -20, -20, -20, -20, -20, -20, -20, // 6
-      -20, -20, -20, -20, -20, -20, -20, -20, // 5
-      -20, -20, -20, -20, -20, -20, -20, -20, // 4
-        0,   0,   0,   0,   0,   0,   0,   0, // 3
+      -50, -50, -50, -50, -50, -50, -50, -50, // 8
+      -50, -50, -50, -50, -50, -50, -50, -50, // 7
+      -50, -50, -50, -50, -50, -50, -50, -50, // 6
+      -50, -50, -50, -50, -50, -50, -50, -50, // 5
+      -50, -50, -50, -50, -50, -50, -50, -50, // 4
+      -50, -50, -50, -50, -50, -50, -50, -50, // 3
         0,   0,   0,   0,   0,   0,   0,   0, // 2
         0,   0,   0,   0,   0,   0,   0,   0, // 1
     //  a    b    c    d    e    f    g    h
@@ -255,8 +255,8 @@ pub const PST_MIDGAME: Pst = Pst([
        19,  19,  19,  19,  19,  19,  19,  19, // 7
         8,   8,   8,   8,   8,   8,   8,   8, // 6
         7,   7,   7,   8,   8,   7,   7,   7, // 5
-        6,   6,   6,   6,   6,   6,   6,   6, // 4
-        2,   2,   2,   4,   4,   0,   2,   0, // 3
+        2,   6,   6,  20,  60,   6,   6,   2, // 4
+        2,   2,   2,   2,   2,   0,   2,   0, // 3
         0,   0,   0,   0,   0,   0,   0,   0, // 2
         0,   0,   0,   0,   0,   0,   0,   0, // 1
     //  a    b    c    d    e    f    g    h
diff --git a/src/main.rs b/src/main.rs
index 125932e..c35da92 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -96,8 +96,8 @@ fn cmd_go(
     let (tx1, rx) = channel();
     let tx2 = tx1.clone();
 
-    // can expect a 1sec soft timeout to more than that of thinking
-    let mut timeout = 1000;
+    // can expect a 1sec soft timeout to result in more time than that of thinking
+    let mut timeout = 1650;
 
     while let Some(token) = tokens.next() {
         match token {