diff --git a/docs/_static/img/reframe-test-cases.svg b/docs/_static/img/reframe-test-cases.svg
index 511a51fe81..6af6e8c9bc 100644
--- a/docs/_static/img/reframe-test-cases.svg
+++ b/docs/_static/img/reframe-test-cases.svg
@@ -1,3 +1,3 @@
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font-size: 13px; font-family: Courier New; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">@rfm.simple_test<br style="font-size: 13px" />class T0(rfm.RegressionTest):<br style="font-size: 13px" />    valid_systems = ['P0', 'P1']<br style="font-size: 13px" />    valid_prog_environs = ['E0', 'E1']</div></div></div></foreignObject><text x="242" y="49" fill="#000000" font-family="Courier New" font-size="13px">@rfm.simple_test...</text></switch></g><rect x="150" y="680" width="80" height="60" rx="6" ry="6" fill="#6c8ebf" stroke="none" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 710px; margin-left: 151px;"><div style="box-sizing: border-box; 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\ No newline at end of file
diff --git a/docs/pipeline.rst b/docs/pipeline.rst
index 7f3172565d..3d9438fa6a 100644
--- a/docs/pipeline.rst
+++ b/docs/pipeline.rst
@@ -3,7 +3,7 @@ How ReFrame Executes Tests
 ==========================
 
 A ReFrame test will be normally tried for different programming environments and different partitions within the same ReFrame run.
-These are defined in the test's :func:`__init__` method, but it is not this original test object that is scheduled for execution.
+These can be defined in the test's class body, in a post-init hook or in its :func:`__init__` method, but it is not this original test object that is scheduled for execution.
 The following figure explains in more detail the process:
 
 .. figure:: _static/img/reframe-test-cases.svg